gtk2_ardour/audio_time_axis.cc

   1 /*
   2     Copyright (C) 2000-2006 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
  20 #include <cstdlib>
  21 #include <cmath>
  22 #include <cassert>
  23
  24 #include <algorithm>
  25 #include <string>
  26 #include <vector>
  27
  28 #include <sigc++/bind.h>
  29
  30 #include <pbd/error.h>
  31 #include <pbd/stl_delete.h>
  32 #include <pbd/memento_command.h>
  33
  34 #include <gtkmm2ext/gtk_ui.h>
  35 #include <gtkmm2ext/selector.h>
  36 #include <gtkmm2ext/stop_signal.h>
  37 #include <gtkmm2ext/bindable_button.h>
  38 #include <gtkmm2ext/utils.h>
  39
  40 #include <ardour/audioplaylist.h>
  41 #include <ardour/audio_diskstream.h>
  42 #include <ardour/processor.h>
  43 #include <ardour/location.h>
  44 #include <ardour/panner.h>
  45 #include <ardour/playlist.h>
  46 #include <ardour/profile.h>
  47 #include <ardour/session.h>
  48 #include <ardour/session_playlist.h>
  49 #include <ardour/utils.h>
  50
  51 #include "ardour_ui.h"
  52 #include "audio_time_axis.h"
  53 #include "automation_line.h"
  54 #include "canvas_impl.h"
  55 #include "crossfade_view.h"
  56 #include "enums.h"
  57 #include "automation_time_axis.h"
  58 #include "keyboard.h"
  59 #include "playlist_selector.h"
  60 #include "prompter.h"
  61 #include "public_editor.h"
  62 #include "audio_region_view.h"
  63 #include "simplerect.h"
  64 #include "audio_streamview.h"
  65 #include "utils.h"
  66
  67 #include <ardour/audio_track.h>
  68
  69 #include "i18n.h"
  70
  71 using namespace ARDOUR;
  72 using namespace PBD;
  73 using namespace Gtk;
  74 using namespace Editing;
  75
  76 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  77         : AxisView(sess)
  78         , RouteTimeAxisView(ed, sess, rt, canvas)
  79 {
  80         // Make sure things are sane...
  81         assert(!is_track() || is_audio_track());
  82
  83         subplugin_menu.set_name ("ArdourContextMenu");
  84         waveform_item = 0;
  85
  86         _view = new AudioStreamView (*this);
  87
  88         create_automation_child (GainAutomation, false);
  89
  90         ignore_toggle = false;
  91
  92         mute_button->set_active (false);
  93         solo_button->set_active (false);
  94
  95         if (is_audio_track()) {
  96                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
  97         } else { // bus
  98                 controls_ebox.set_name ("AudioBusControlsBaseUnselected");
  99         }
 100
 101         ensure_xml_node ();
 102
 103         set_state (*xml_node);
 104
 105         _route->panner().Changed.connect (bind (mem_fun(*this, &AudioTimeAxisView::update_pans), false));
 106
 107         /* map current state of the route */
 108
 109         processors_changed ();
 110         reset_processor_automation_curves ();
 111         update_pans (false);
 112         update_control_names ();
 113
 114         if (is_audio_track()) {
 115
 116                 /* ask for notifications of any new RegionViews */
 117                 _view->RegionViewAdded.connect (mem_fun(*this, &AudioTimeAxisView::region_view_added));
 118
 119                 if (!editor.have_idled()) {
 120                         /* first idle will do what we need */
 121                 } else {
 122                         first_idle ();
 123                 }
 124
 125         } else {
 126                 post_construct ();
 127         }
 128 }
 129
 130 AudioTimeAxisView::~AudioTimeAxisView ()
 131 {
 132 }
 133
 134 void
 135 AudioTimeAxisView::first_idle ()
 136 {
 137         _view->attach ();
 138         post_construct ();
 139 }
 140
 141 AudioStreamView*
 142 AudioTimeAxisView::audio_view()
 143 {
 144         return dynamic_cast<AudioStreamView*>(_view);
 145 }
 146
 147 guint32
 148 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 149 {
 150         ensure_xml_node ();
 151         xml_node->add_property ("shown_editor", "yes");
 152
 153         return TimeAxisView::show_at (y, nth, parent);
 154 }
 155
 156 void
 157 AudioTimeAxisView::hide ()
 158 {
 159         ensure_xml_node ();
 160         xml_node->add_property ("shown_editor", "no");
 161
 162         TimeAxisView::hide ();
 163 }
 164
 165
 166 void
 167 AudioTimeAxisView::append_extra_display_menu_items ()
 168 {
 169         using namespace Menu_Helpers;
 170
 171         MenuList& items = display_menu->items();
 172
 173         // crossfade stuff
 174         if (!Profile->get_sae()) {
 175                 items.push_back (MenuElem (_("Hide all crossfades"), mem_fun(*this, &AudioTimeAxisView::hide_all_xfades)));
 176                 items.push_back (MenuElem (_("Show all crossfades"), mem_fun(*this, &AudioTimeAxisView::show_all_xfades)));
 177         }
 178
 179         // waveform menu
 180         Menu *waveform_menu = manage(new Menu);
 181         MenuList& waveform_items = waveform_menu->items();
 182         waveform_menu->set_name ("ArdourContextMenu");
 183
 184         waveform_items.push_back (CheckMenuElem (_("Show waveforms"), mem_fun(*this, &AudioTimeAxisView::toggle_waveforms)));
 185         waveform_item = static_cast<CheckMenuItem *> (&waveform_items.back());
 186         ignore_toggle = true;
 187         waveform_item->set_active (editor.show_waveforms());
 188         ignore_toggle = false;
 189
 190         waveform_items.push_back (SeparatorElem());
 191
 192         RadioMenuItem::Group group;
 193
 194         waveform_items.push_back (RadioMenuElem (group, _("Traditional"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Traditional)));
 195         traditional_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 196
 197         if (!Profile->get_sae()) {
 198                 waveform_items.push_back (RadioMenuElem (group, _("Rectified"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Rectified)));
 199                 rectified_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 200         } else {
 201                 rectified_item = 0;
 202         }
 203
 204         waveform_items.push_back (SeparatorElem());
 205
 206         RadioMenuItem::Group group2;
 207
 208         waveform_items.push_back (RadioMenuElem (group2, _("Linear"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_scale), LinearWaveform)));
 209         linearscale_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 210
 211         waveform_items.push_back (RadioMenuElem (group2, _("Logarithmic"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_scale), LogWaveform)));
 212         logscale_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 213
 214         // setting initial item state
 215         AudioStreamView* asv = audio_view();
 216         if (asv) {
 217                 ignore_toggle = true;
 218                 if (asv->get_waveform_shape() == Rectified && rectified_item) {
 219                         rectified_item->set_active(true);
 220                 } else {
 221                         traditional_item->set_active(true);
 222                 }
 223
 224                 if (asv->get_waveform_scale() == LogWaveform)
 225                         logscale_item->set_active(true);
 226                 else linearscale_item->set_active(true);
 227                 ignore_toggle = false;
 228         }
 229
 230         items.push_back (MenuElem (_("Waveform"), *waveform_menu));
 231
 232 }
 233
 234 Gtk::Menu*
 235 AudioTimeAxisView::build_mode_menu()
 236 {
 237         using namespace Menu_Helpers;
 238
 239         Menu* mode_menu = manage (new Menu);
 240         MenuList& items = mode_menu->items();
 241         mode_menu->set_name ("ArdourContextMenu");
 242
 243         RadioMenuItem::Group mode_group;
 244         items.push_back (RadioMenuElem (mode_group, _("Normal"),
 245                                 bind (mem_fun (*this, &AudioTimeAxisView::set_track_mode), ARDOUR::Normal)));
 246         normal_track_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 247         items.push_back (RadioMenuElem (mode_group, _("Tape"),
 248                                 bind (mem_fun (*this, &AudioTimeAxisView::set_track_mode), ARDOUR::Destructive)));
 249         destructive_track_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 250
 251         switch (track()->mode()) {
 252                 case ARDOUR::Destructive:
 253                         destructive_track_mode_item->set_active ();
 254                         break;
 255                 case ARDOUR::Normal:
 256                         normal_track_mode_item->set_active ();
 257                         break;
 258         }
 259
 260         return mode_menu;
 261 }
 262
 263 void
 264 AudioTimeAxisView::toggle_waveforms ()
 265 {
 266         AudioStreamView* asv = audio_view();
 267         assert(asv);
 268
 269         if (asv && waveform_item && !ignore_toggle) {
 270                 asv->set_show_waveforms (waveform_item->get_active());
 271         }
 272 }
 273
 274 void
 275 AudioTimeAxisView::set_show_waveforms (bool yn)
 276 {
 277         AudioStreamView* asv = audio_view();
 278         assert(asv);
 279
 280         if (waveform_item) {
 281                 waveform_item->set_active (yn);
 282         } else {
 283                 asv->set_show_waveforms (yn);
 284         }
 285 }
 286
 287 void
 288 AudioTimeAxisView::set_show_waveforms_recording (bool yn)
 289 {
 290         AudioStreamView* asv = audio_view();
 291
 292         if (asv) {
 293                 asv->set_show_waveforms_recording (yn);
 294         }
 295 }
 296
 297 void
 298 AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
 299 {
 300         AudioStreamView* asv = audio_view();
 301
 302         if (asv && !ignore_toggle) {
 303                 asv->set_waveform_shape (shape);
 304         }
 305
 306         map_frozen ();
 307 }
 308
 309 void
 310 AudioTimeAxisView::set_waveform_scale (WaveformScale scale)
 311 {
 312         AudioStreamView* asv = audio_view();
 313
 314         if (asv && !ignore_toggle) {
 315                 asv->set_waveform_scale (scale);
 316         }
 317
 318         map_frozen ();
 319 }
 320
 321 void
 322 AudioTimeAxisView::create_automation_child (Parameter param, bool show)
 323 {
 324         if (param.type() == GainAutomation) {
 325
 326                 boost::shared_ptr<AutomationControl> c = _route->gain_control();
 327                 if (!c) {
 328                         error << "Route has no gain automation, unable to add automation track view." << endmsg;
 329                         return;
 330                 }
 331
 332                 boost::shared_ptr<AutomationTimeAxisView> gain_track(new AutomationTimeAxisView (_session,
 333                                 _route, _route, c,
 334                                 editor,
 335                                 *this,
 336                                 false,
 337                                 parent_canvas,
 338                                 _route->describe_parameter(param)));
 339
 340                 add_automation_child(Parameter(GainAutomation), gain_track, show);
 341
 342         } else if (param.type() == PanAutomation) {
 343
 344                 ensure_xml_node ();
 345                 update_pans (show);
 346
 347         } else {
 348                 error << "AudioTimeAxisView: unknown automation child " << param.symbol() << endmsg;
 349         }
 350 }
 351
 352 void
 353 AudioTimeAxisView::update_pans (bool show)
 354 {
 355         Panner::iterator p;
 356
 357         uint32_t i = 0;
 358         for (p = _route->panner().begin(); p != _route->panner().end(); ++p) {
 359                 boost::shared_ptr<AutomationControl> pan_control = (*p)->pan_control();
 360
 361                 if (pan_control->parameter().type() == NullAutomation) {
 362                         error << "Pan control has NULL automation type!" << endmsg;
 363                         continue;
 364                 }
 365
 366                 boost::shared_ptr<AutomationTimeAxisView> pan_track(new AutomationTimeAxisView (_session,
 367                                         _route, _route, pan_control,
 368                                         editor,
 369                                         *this,
 370                                         false,
 371                                         parent_canvas,
 372                                         _route->describe_parameter(pan_control->parameter())));
 373                 add_automation_child(Parameter(PanAutomation, i), pan_track, show);
 374                 ++i;
 375         }
 376 }
 377
 378 void
 379 AudioTimeAxisView::show_all_automation ()
 380 {
 381         no_redraw = true;
 382
 383         RouteTimeAxisView::show_all_automation ();
 384
 385         no_redraw = false;
 386
 387          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 388 }
 389
 390 void
 391 AudioTimeAxisView::show_existing_automation ()
 392 {
 393         no_redraw = true;
 394
 395         RouteTimeAxisView::show_existing_automation ();
 396
 397         no_redraw = false;
 398
 399          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 400 }
 401
 402 void
 403 AudioTimeAxisView::hide_all_automation ()
 404 {
 405         no_redraw = true;
 406
 407         RouteTimeAxisView::hide_all_automation();
 408
 409         no_redraw = false;
 410          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 411 }
 412
 413 void
 414 AudioTimeAxisView::show_all_xfades ()
 415 {
 416         AudioStreamView* asv = audio_view();
 417
 418         if (asv) {
 419                 asv->show_all_xfades ();
 420         }
 421 }
 422
 423 void
 424 AudioTimeAxisView::hide_all_xfades ()
 425 {
 426         AudioStreamView* asv = audio_view();
 427
 428         if (asv) {
 429                 asv->hide_all_xfades ();
 430         }
 431 }
 432
 433 void
 434 AudioTimeAxisView::hide_dependent_views (TimeAxisViewItem& tavi)
 435 {
 436         AudioStreamView* asv = audio_view();
 437         AudioRegionView* rv;
 438
 439         if (asv && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
 440                 asv->hide_xfades_involving (*rv);
 441         }
 442 }
 443
 444 void
 445 AudioTimeAxisView::reveal_dependent_views (TimeAxisViewItem& tavi)
 446 {
 447         AudioStreamView* asv = audio_view();
 448         AudioRegionView* rv;
 449
 450         if (asv && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
 451                 asv->reveal_xfades_involving (*rv);
 452         }
 453 }
 454
 455 void
 456 AudioTimeAxisView::route_active_changed ()
 457 {
 458         RouteTimeAxisView::route_active_changed ();
 459         update_control_names ();
 460 }
 461
 462
 463 /**
 464  *    Set up the names of the controls so that they are coloured
 465  *    correctly depending on whether this route is inactive or
 466  *    selected.
 467  */
 468
 469 void
 470 AudioTimeAxisView::update_control_names ()
 471 {
 472         if (is_audio_track()) {
 473                 if (_route->active()) {
 474                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
 475                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 476                 } else {
 477                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
 478                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
 479                 }
 480         } else {
 481                 if (_route->active()) {
 482                         controls_base_selected_name = "BusControlsBaseSelected";
 483                         controls_base_unselected_name = "BusControlsBaseUnselected";
 484                 } else {
 485                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 486                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 487                 }
 488         }
 489
 490         if (get_selected()) {
 491                 controls_ebox.set_name (controls_base_selected_name);
 492         } else {
 493                 controls_ebox.set_name (controls_base_unselected_name);
 494         }
 495 }
 496