gtk2_ardour/audio_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     $Id$
  19 */
  20
  21 #include <cstdlib>
  22 #include <cmath>
  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/whitespace.h>
  33 #include <pbd/memento_command.h>
  34
  35 #include <gtkmm2ext/bindable_button.h>
  36 #include <gtkmm2ext/gtk_ui.h>
  37 #include <gtkmm2ext/selector.h>
  38 #include <gtkmm2ext/stop_signal.h>
  39 #include <gtkmm2ext/utils.h>
  40
  41 #include <ardour/audioplaylist.h>
  42 #include <ardour/audio_diskstream.h>
  43 #include <ardour/insert.h>
  44 #include <ardour/ladspa_plugin.h>
  45 #include <ardour/location.h>
  46 #include <ardour/panner.h>
  47 #include <ardour/playlist.h>
  48 #include <ardour/session.h>
  49 #include <ardour/session_playlist.h>
  50 #include <ardour/utils.h>
  51
  52 #include "ardour_ui.h"
  53 #include "audio_time_axis.h"
  54 #include "automation_gain_line.h"
  55 #include "automation_pan_line.h"
  56 #include "automation_time_axis.h"
  57 #include "canvas_impl.h"
  58 #include "crossfade_view.h"
  59 #include "enums.h"
  60 #include "gain_automation_time_axis.h"
  61 #include "gui_thread.h"
  62 #include "keyboard.h"
  63 #include "pan_automation_time_axis.h"
  64 #include "playlist_selector.h"
  65 #include "plugin_selector.h"
  66 #include "plugin_ui.h"
  67 #include "point_selection.h"
  68 #include "prompter.h"
  69 #include "public_editor.h"
  70 #include "redirect_automation_line.h"
  71 #include "redirect_automation_time_axis.h"
  72 #include "regionview.h"
  73 #include "rgb_macros.h"
  74 #include "selection.h"
  75 #include "simplerect.h"
  76 #include "streamview.h"
  77 #include "utils.h"
  78
  79 #include <ardour/audio_track.h>
  80
  81 #include "i18n.h"
  82
  83 using namespace ARDOUR;
  84 using namespace PBD;
  85 using namespace LADSPA;
  86 using namespace Gtk;
  87 using namespace Editing;
  88
  89
  90 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, Route& rt, Canvas& canvas)
  91         : AxisView(sess),
  92           RouteUI(rt, sess, _("m"), _("s"), _("r")), // mute, solo, and record
  93           TimeAxisView(sess,ed,(TimeAxisView*) 0, canvas),
  94           parent_canvas (canvas),
  95           button_table (3, 3),
  96           edit_group_button (_("g")), // group
  97           playlist_button (_("p")),
  98           size_button (_("h")), // height
  99           automation_button (_("a")),
 100           visual_button (_("v"))
 101
 102 {
 103         _has_state = true;
 104         subplugin_menu.set_name ("ArdourContextMenu");
 105         playlist_menu = 0;
 106         playlist_action_menu = 0;
 107         automation_action_menu = 0;
 108         gain_track = 0;
 109         pan_track = 0;
 110         view = 0;
 111         timestretch_rect = 0;
 112         waveform_item = 0;
 113         pan_automation_item = 0;
 114         gain_automation_item = 0;
 115         no_redraw = false;
 116
 117         view = new StreamView (*this);
 118
 119         add_gain_automation_child ();
 120         add_pan_automation_child ();
 121
 122         ignore_toggle = false;
 123
 124         rec_enable_button->set_active (false);
 125         mute_button->set_active (false);
 126         solo_button->set_active (false);
 127
 128         rec_enable_button->set_name ("TrackRecordEnableButton");
 129         mute_button->set_name ("TrackMuteButton");
 130         solo_button->set_name ("SoloButton");
 131         edit_group_button.set_name ("TrackGroupButton");
 132         playlist_button.set_name ("TrackPlaylistButton");
 133         automation_button.set_name ("TrackAutomationButton");
 134         size_button.set_name ("TrackSizeButton");
 135         visual_button.set_name ("TrackVisualButton");
 136         hide_button.set_name ("TrackRemoveButton");
 137
 138         hide_button.add (*(manage (new Image (get_xpm("small_x.xpm")))));
 139
 140         solo_button->signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 141         mute_button->signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 142         rec_enable_button->signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 143         playlist_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 144         automation_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 145         size_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 146         visual_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 147         hide_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 148
 149         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 150         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 151         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 152         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 153         rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press));
 154         edit_group_button.signal_button_release_event().connect (mem_fun(*this, &AudioTimeAxisView::edit_click), false);
 155         playlist_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::playlist_click));
 156         automation_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::automation_click));
 157         size_button.signal_button_release_event().connect (mem_fun(*this, &AudioTimeAxisView::size_click), false);
 158         visual_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::visual_click));
 159         hide_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::hide_click));
 160
 161         if (is_audio_track()) {
 162                 controls_table.attach (*rec_enable_button, 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 163         }
 164         controls_table.attach (*mute_button, 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 165         controls_table.attach (*solo_button, 7, 8, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::FILL|Gtk::EXPAND, 0, 0);
 166
 167         controls_table.attach (edit_group_button, 6, 7, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 168
 169         ARDOUR_UI::instance()->tooltips().set_tip(*rec_enable_button, _("Record"));
 170         ARDOUR_UI::instance()->tooltips().set_tip(*solo_button,_("Solo"));
 171         ARDOUR_UI::instance()->tooltips().set_tip(*mute_button,_("Mute"));
 172         ARDOUR_UI::instance()->tooltips().set_tip(edit_group_button,_("Edit Group"));
 173         ARDOUR_UI::instance()->tooltips().set_tip(size_button,_("Display Height"));
 174         ARDOUR_UI::instance()->tooltips().set_tip(playlist_button,_("Playlist"));
 175         ARDOUR_UI::instance()->tooltips().set_tip(automation_button, _("Automation"));
 176         ARDOUR_UI::instance()->tooltips().set_tip(visual_button, _("Visual options"));
 177         ARDOUR_UI::instance()->tooltips().set_tip(hide_button, _("Hide this track"));
 178
 179         label_view ();
 180
 181         controls_table.attach (hide_button, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 182         controls_table.attach (visual_button, 1, 2, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 183         controls_table.attach (size_button, 2, 3, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 184         controls_table.attach (automation_button, 3, 4, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 185
 186         if (is_audio_track() && audio_track()->mode() == ARDOUR::Normal) {
 187                 controls_table.attach (playlist_button, 5, 6, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 188         }
 189
 190         /* remove focus from the buttons */
 191
 192         automation_button.unset_flags (Gtk::CAN_FOCUS);
 193         solo_button->unset_flags (Gtk::CAN_FOCUS);
 194         mute_button->unset_flags (Gtk::CAN_FOCUS);
 195         edit_group_button.unset_flags (Gtk::CAN_FOCUS);
 196         size_button.unset_flags (Gtk::CAN_FOCUS);
 197         playlist_button.unset_flags (Gtk::CAN_FOCUS);
 198         hide_button.unset_flags (Gtk::CAN_FOCUS);
 199         visual_button.unset_flags (Gtk::CAN_FOCUS);
 200
 201         /* map current state of the route */
 202
 203         update_diskstream_display ();
 204         solo_changed(0);
 205         mute_changed(0);
 206         redirects_changed (0);
 207         reset_redirect_automation_curves ();
 208         y_position = -1;
 209
 210         ensure_xml_node ();
 211
 212         set_state (*xml_node);
 213
 214         _route.mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 215         _route.solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 216         _route.redirects_changed.connect (mem_fun(*this, &AudioTimeAxisView::redirects_changed));
 217         _route.name_changed.connect (mem_fun(*this, &AudioTimeAxisView::route_name_changed));
 218         _route.solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 219         _route.panner().Changed.connect (mem_fun(*this, &AudioTimeAxisView::update_pans));
 220
 221         if (is_audio_track()) {
 222
 223                 /* track */
 224
 225                 audio_track()->FreezeChange.connect (mem_fun(*this, &AudioTimeAxisView::map_frozen));
 226
 227                 audio_track()->diskstream_changed.connect (mem_fun(*this, &AudioTimeAxisView::diskstream_changed));
 228                 get_diskstream()->speed_changed.connect (mem_fun(*this, &AudioTimeAxisView::speed_changed));
 229
 230                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
 231                 controls_base_selected_name = "AudioTrackControlsBaseSelected";
 232                 controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 233
 234                 /* ask for notifications of any new RegionViews */
 235
 236                 view->AudioRegionViewAdded.connect (mem_fun(*this, &AudioTimeAxisView::region_view_added));
 237
 238                 view->attach ();
 239
 240                 /* pick up the correct freeze state */
 241
 242                 map_frozen ();
 243
 244         } else {
 245
 246                 /* bus */
 247
 248                 controls_ebox.set_name ("BusControlsBaseUnselected");
 249                 controls_base_selected_name = "BusControlsBaseSelected";
 250                 controls_base_unselected_name = "BusControlsBaseUnselected";
 251         }
 252
 253         editor.ZoomChanged.connect (mem_fun(*this, &AudioTimeAxisView::reset_samples_per_unit));
 254         ColorChanged.connect (mem_fun (*this, &AudioTimeAxisView::color_handler));
 255 }
 256
 257 AudioTimeAxisView::~AudioTimeAxisView ()
 258 {
 259         GoingAway (); /* EMIT_SIGNAL */
 260
 261         if (playlist_menu) {
 262                 delete playlist_menu;
 263                 playlist_menu = 0;
 264         }
 265
 266         if (playlist_action_menu) {
 267                 delete playlist_action_menu;
 268                 playlist_action_menu = 0;
 269         }
 270
 271         vector_delete (&redirect_automation_curves);
 272
 273         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
 274                 delete *i;
 275         }
 276
 277         if (view) {
 278                 delete view;
 279                 view = 0;
 280         }
 281 }
 282
 283 guint32
 284 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 285 {
 286         ensure_xml_node ();
 287         xml_node->add_property ("shown_editor", "yes");
 288
 289         return TimeAxisView::show_at (y, nth, parent);
 290 }
 291
 292 void
 293 AudioTimeAxisView::hide ()
 294 {
 295         ensure_xml_node ();
 296         xml_node->add_property ("shown_editor", "no");
 297
 298         TimeAxisView::hide ();
 299 }
 300
 301 void
 302 AudioTimeAxisView::set_playlist (AudioPlaylist *newplaylist)
 303 {
 304         AudioPlaylist *pl;
 305
 306         modified_connection.disconnect ();
 307         state_changed_connection.disconnect ();
 308
 309         if ((pl = dynamic_cast<AudioPlaylist*> (playlist())) != 0) {
 310                 state_changed_connection = pl->StateChanged.connect (mem_fun(*this, &AudioTimeAxisView::playlist_state_changed));
 311                 modified_connection = pl->Modified.connect (mem_fun(*this, &AudioTimeAxisView::playlist_modified));
 312         }
 313 }
 314
 315 void
 316 AudioTimeAxisView::playlist_modified ()
 317 {
 318 }
 319
 320 gint
 321 AudioTimeAxisView::edit_click (GdkEventButton *ev)
 322 {
 323         if (Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
 324                 _route.set_edit_group (0, this);
 325                 return FALSE;
 326         }
 327
 328         using namespace Menu_Helpers;
 329
 330         MenuList& items = edit_group_menu.items ();
 331         RadioMenuItem::Group group;
 332
 333         items.clear ();
 334         items.push_back (RadioMenuElem (group, _("No group"),
 335                                         bind (mem_fun(*this, &AudioTimeAxisView::set_edit_group_from_menu), (RouteGroup *) 0)));
 336
 337         if (_route.edit_group() == 0) {
 338                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 339         }
 340
 341         _session.foreach_edit_group (bind (mem_fun (*this, &AudioTimeAxisView::add_edit_group_menu_item), &group));
 342         edit_group_menu.popup (ev->button, ev->time);
 343
 344         return FALSE;
 345 }
 346
 347 void
 348 AudioTimeAxisView::add_edit_group_menu_item (RouteGroup *eg, RadioMenuItem::Group* group)
 349 {
 350         using namespace Menu_Helpers;
 351
 352         MenuList &items = edit_group_menu.items();
 353
 354         cerr << "adding edit group called " << eg->name() << endl;
 355
 356         items.push_back (RadioMenuElem (*group, eg->name(), bind (mem_fun(*this, &AudioTimeAxisView::set_edit_group_from_menu), eg)));
 357         if (_route.edit_group() == eg) {
 358                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 359         }
 360 }
 361
 362 void
 363 AudioTimeAxisView::set_edit_group_from_menu (RouteGroup *eg)
 364
 365 {
 366         _route.set_edit_group (eg, this);
 367 }
 368
 369 void
 370 AudioTimeAxisView::playlist_state_changed (Change ignored)
 371 {
 372         // ENSURE_GUI_THREAD (bind (mem_fun(*this, &AudioTimeAxisView::playlist_state_changed), ignored));
 373         // why are we here ?
 374 }
 375
 376 void
 377 AudioTimeAxisView::playlist_changed ()
 378
 379 {
 380         label_view ();
 381
 382         if (is_audio_track()) {
 383                 set_playlist (get_diskstream()->playlist());
 384         }
 385 }
 386
 387 void
 388 AudioTimeAxisView::label_view ()
 389 {
 390         string x = _route.name();
 391
 392         if (x != name_entry.get_text()) {
 393                 name_entry.set_text (x);
 394         }
 395
 396         ARDOUR_UI::instance()->tooltips().set_tip (name_entry, x);
 397 }
 398
 399 void
 400 AudioTimeAxisView::route_name_changed (void *src)
 401 {
 402         editor.route_name_changed (this);
 403         label_view ();
 404 }
 405
 406 void
 407 AudioTimeAxisView::take_name_changed (void *src)
 408
 409 {
 410         if (src != this) {
 411                 label_view ();
 412         }
 413 }
 414
 415 void
 416 AudioTimeAxisView::playlist_click ()
 417 {
 418         // always build a new action menu
 419
 420         if (playlist_action_menu == 0) {
 421                 playlist_action_menu = new Menu;
 422                 playlist_action_menu->set_name ("ArdourContextMenu");
 423         }
 424
 425         build_playlist_menu(playlist_action_menu);
 426
 427         playlist_action_menu->popup (1, 0);
 428 }
 429
 430 void
 431 AudioTimeAxisView::automation_click ()
 432 {
 433         if (automation_action_menu == 0) {
 434                 /* this seems odd, but the automation action
 435                    menu is built as part of the display menu.
 436                 */
 437                 build_display_menu ();
 438         }
 439         automation_action_menu->popup (1, 0);
 440 }
 441
 442 void
 443 AudioTimeAxisView::show_timestretch (jack_nframes_t start, jack_nframes_t end)
 444 {
 445         double x1;
 446         double x2;
 447         double y2;
 448
 449         TimeAxisView::show_timestretch (start, end);
 450
 451         hide_timestretch ();
 452
 453 #if 0
 454         if (ts.empty()) {
 455                 return;
 456         }
 457
 458
 459         /* check that the time selection was made in our route, or our edit group.
 460            remember that edit_group() == 0 implies the route is *not* in a edit group.
 461         */
 462
 463         if (!(ts.track == this || (ts.group != 0 && ts.group == _route.edit_group()))) {
 464                 /* this doesn't apply to us */
 465                 return;
 466         }
 467
 468         /* ignore it if our edit group is not active */
 469
 470         if ((ts.track != this) && _route.edit_group() && !_route.edit_group()->is_active()) {
 471                 return;
 472         }
 473 #endif
 474
 475         if (timestretch_rect == 0) {
 476                 timestretch_rect = new SimpleRect (*canvas_display);
 477                 timestretch_rect->property_x1() =  0.0;
 478                 timestretch_rect->property_y1() =  0.0;
 479                 timestretch_rect->property_x2() =  0.0;
 480                 timestretch_rect->property_y2() =  0.0;
 481                 timestretch_rect->property_fill_color_rgba() =  color_map[cTimeStretchFill];
 482                 timestretch_rect->property_outline_color_rgba() = color_map[cTimeStretchOutline];
 483         }
 484
 485         timestretch_rect->show ();
 486         timestretch_rect->raise_to_top ();
 487
 488         x1 = start / editor.get_current_zoom();
 489         x2 = (end - 1) / editor.get_current_zoom();
 490         y2 = height - 2;
 491
 492         timestretch_rect->property_x1() = x1;
 493         timestretch_rect->property_y1() = 1.0;
 494         timestretch_rect->property_x2() = x2;
 495         timestretch_rect->property_y2() = y2;
 496 }
 497
 498 void
 499 AudioTimeAxisView::hide_timestretch ()
 500 {
 501         TimeAxisView::hide_timestretch ();
 502
 503         if (timestretch_rect) {
 504                 timestretch_rect->hide ();
 505         }
 506 }
 507
 508 void
 509 AudioTimeAxisView::show_selection (TimeSelection& ts)
 510 {
 511
 512 #if 0
 513         /* ignore it if our edit group is not active or if the selection was started
 514            in some other track or edit group (remember that edit_group() == 0 means
 515            that the track is not in an edit group).
 516         */
 517
 518         if (((ts.track != this && !is_child (ts.track)) && _route.edit_group() && !_route.edit_group()->is_active()) ||
 519             (!(ts.track == this || is_child (ts.track) || (ts.group != 0 && ts.group == _route.edit_group())))) {
 520                 hide_selection ();
 521                 return;
 522         }
 523 #endif
 524
 525         TimeAxisView::show_selection (ts);
 526 }
 527
 528 void
 529 AudioTimeAxisView::set_state (const XMLNode& node)
 530 {
 531         const XMLProperty *prop;
 532
 533         TimeAxisView::set_state (node);
 534
 535         if ((prop = node.property ("shown_editor")) != 0) {
 536                 if (prop->value() == "no") {
 537                         _marked_for_display = false;
 538                 } else {
 539                         _marked_for_display = true;
 540                 }
 541         } else {
 542                 _marked_for_display = true;
 543         }
 544
 545         XMLNodeList nlist = node.children();
 546         XMLNodeConstIterator niter;
 547         XMLNode *child_node;
 548
 549
 550         show_gain_automation = false;
 551         show_pan_automation  = false;
 552
 553         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
 554                 child_node = *niter;
 555
 556                 if (child_node->name() == "gain") {
 557                         XMLProperty *prop=child_node->property ("shown");
 558
 559                         if (prop != 0) {
 560                                 if (prop->value() == "yes") {
 561                                         show_gain_automation = true;
 562                                 }
 563                         }
 564                         continue;
 565                 }
 566
 567                 if (child_node->name() == "pan") {
 568                         XMLProperty *prop=child_node->property ("shown");
 569
 570                         if (prop != 0) {
 571                                 if (prop->value() == "yes") {
 572                                         show_pan_automation = true;
 573                                 }
 574                         }
 575                         continue;
 576                 }
 577         }
 578 }
 579
 580 void
 581 AudioTimeAxisView::set_height (TrackHeight h)
 582 {
 583         bool height_changed = (height == 0) || (h != height_style);
 584
 585         TimeAxisView::set_height (h);
 586
 587         ensure_xml_node ();
 588
 589         view->set_height ((double) height);
 590
 591         switch (height_style) {
 592         case Largest:
 593                 xml_node->add_property ("track_height", "largest");
 594                 show_name_entry ();
 595                 hide_name_label ();
 596                 controls_table.show_all();
 597                 break;
 598         case Large:
 599                 xml_node->add_property ("track_height", "large");
 600                 show_name_entry ();
 601                 hide_name_label ();
 602                 controls_table.show_all();
 603                 break;
 604         case Larger:
 605                 xml_node->add_property ("track_height", "larger");
 606                 show_name_entry ();
 607                 hide_name_label ();
 608                 controls_table.show_all();
 609                 break;
 610         case Normal:
 611                 xml_node->add_property ("track_height", "normal");
 612                 show_name_entry ();
 613                 hide_name_label ();
 614                 controls_table.show_all();
 615                 break;
 616         case Smaller:
 617                 xml_node->add_property ("track_height", "smaller");
 618                 controls_table.show_all ();
 619                 show_name_entry ();
 620                 hide_name_label ();
 621                 edit_group_button.hide ();
 622                 hide_button.hide ();
 623                 visual_button.hide ();
 624                 size_button.hide ();
 625                 automation_button.hide ();
 626                 playlist_button.hide ();
 627                 break;
 628         case Small:
 629                 xml_node->add_property ("track_height", "small");
 630                 controls_table.hide_all ();
 631                 controls_table.show ();
 632                 hide_name_entry ();
 633                 show_name_label ();
 634                 name_label.set_text (_route.name());
 635                 break;
 636         }
 637
 638         if (height_changed) {
 639                 /* only emit the signal if the height really changed */
 640                  _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 641         }
 642 }
 643
 644 void
 645 AudioTimeAxisView::select_track_color ()
 646 {
 647         if (RouteUI::choose_color ()) {
 648
 649                 if (view) {
 650                         view->apply_color (_color, StreamView::RegionColor);
 651                 }
 652         }
 653 }
 654
 655 void
 656 AudioTimeAxisView::reset_redirect_automation_curves ()
 657 {
 658         for (vector<RedirectAutomationLine*>::iterator i = redirect_automation_curves.begin(); i != redirect_automation_curves.end(); ++i) {
 659                 (*i)->reset();
 660         }
 661 }
 662
 663 void
 664 AudioTimeAxisView::reset_samples_per_unit ()
 665 {
 666         set_samples_per_unit (editor.get_current_zoom());
 667 }
 668
 669 void
 670 AudioTimeAxisView::set_samples_per_unit (double spu)
 671 {
 672         double speed = 1.0;
 673
 674         if (get_diskstream() != 0) {
 675                 speed = get_diskstream()->speed();
 676         }
 677
 678         if (view) {
 679                 view->set_samples_per_unit (spu * speed);
 680         }
 681
 682         TimeAxisView::set_samples_per_unit (spu * speed);
 683 }
 684
 685 void
 686 AudioTimeAxisView::build_display_menu ()
 687 {
 688         using namespace Menu_Helpers;
 689
 690         /* get the size menu ready */
 691
 692         build_size_menu ();
 693
 694         /* prepare it */
 695
 696         TimeAxisView::build_display_menu ();
 697
 698         /* now fill it with our stuff */
 699
 700         MenuList& items = display_menu->items();
 701         display_menu->set_name ("ArdourContextMenu");
 702
 703         items.push_back (MenuElem (_("Height"), *size_menu));
 704         items.push_back (MenuElem (_("Color"), mem_fun(*this, &AudioTimeAxisView::select_track_color)));
 705
 706
 707         items.push_back (SeparatorElem());
 708         items.push_back (MenuElem (_("Hide all crossfades"), mem_fun(*this, &AudioTimeAxisView::hide_all_xfades)));
 709         items.push_back (MenuElem (_("Show all crossfades"), mem_fun(*this, &AudioTimeAxisView::show_all_xfades)));
 710         items.push_back (SeparatorElem());
 711
 712         build_remote_control_menu ();
 713         items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
 714
 715         automation_action_menu = manage (new Menu);
 716         MenuList& automation_items = automation_action_menu->items();
 717         automation_action_menu->set_name ("ArdourContextMenu");
 718
 719         automation_items.push_back (MenuElem (_("Show all automation"),
 720                                               mem_fun(*this, &AudioTimeAxisView::show_all_automation)));
 721
 722         automation_items.push_back (MenuElem (_("Show existing automation"),
 723                                               mem_fun(*this, &AudioTimeAxisView::show_existing_automation)));
 724
 725         automation_items.push_back (MenuElem (_("Hide all automation"),
 726                                               mem_fun(*this, &AudioTimeAxisView::hide_all_automation)));
 727
 728         automation_items.push_back (SeparatorElem());
 729
 730         automation_items.push_back (CheckMenuElem (_("Fader"),
 731                                                    mem_fun(*this, &AudioTimeAxisView::toggle_gain_track)));
 732         gain_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
 733         gain_automation_item->set_active(show_gain_automation);
 734
 735         automation_items.push_back (CheckMenuElem (_("Pan"),
 736                                                    mem_fun(*this, &AudioTimeAxisView::toggle_pan_track)));
 737         pan_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
 738         pan_automation_item->set_active(show_pan_automation);
 739
 740         automation_items.push_back (MenuElem (_("Plugins"), subplugin_menu));
 741
 742         items.push_back (MenuElem (_("Automation"), *automation_action_menu));
 743
 744         Menu *waveform_menu = manage(new Menu);
 745         MenuList& waveform_items = waveform_menu->items();
 746         waveform_menu->set_name ("ArdourContextMenu");
 747
 748         waveform_items.push_back (CheckMenuElem (_("Show waveforms"), mem_fun(*this, &AudioTimeAxisView::toggle_waveforms)));
 749         waveform_item = static_cast<CheckMenuItem *> (&waveform_items.back());
 750         ignore_toggle = true;
 751         waveform_item->set_active (editor.show_waveforms());
 752         ignore_toggle = false;
 753
 754         RadioMenuItem::Group group;
 755
 756         waveform_items.push_back (RadioMenuElem (group, _("Traditional"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Traditional)));
 757         traditional_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 758
 759         waveform_items.push_back (RadioMenuElem (group, _("Rectified"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Rectified)));
 760         rectified_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 761
 762         items.push_back (MenuElem (_("Waveform"), *waveform_menu));
 763
 764         if (is_audio_track()) {
 765
 766                 Menu* alignment_menu = manage (new Menu);
 767                 MenuList& alignment_items = alignment_menu->items();
 768                 alignment_menu->set_name ("ArdourContextMenu");
 769
 770                 RadioMenuItem::Group align_group;
 771
 772                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with existing material"), bind (mem_fun(*this, &AudioTimeAxisView::set_align_style), ExistingMaterial)));
 773                 align_existing_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 774                 if (get_diskstream()->alignment_style() == ExistingMaterial) {
 775                         align_existing_item->set_active();
 776                 }
 777                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with capture time"), bind (mem_fun(*this, &AudioTimeAxisView::set_align_style), CaptureTime)));
 778                 align_capture_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 779                 if (get_diskstream()->alignment_style() == CaptureTime) {
 780                         align_capture_item->set_active();
 781                 }
 782
 783                 items.push_back (MenuElem (_("Alignment"), *alignment_menu));
 784
 785                 get_diskstream()->AlignmentStyleChanged.connect (mem_fun(*this, &AudioTimeAxisView::align_style_changed));
 786         }
 787
 788         items.push_back (SeparatorElem());
 789         items.push_back (CheckMenuElem (_("Active"), mem_fun(*this, &RouteUI::toggle_route_active)));
 790         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 791         route_active_menu_item->set_active (_route.active());
 792
 793         items.push_back (SeparatorElem());
 794         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
 795
 796 }
 797
 798 void
 799 AudioTimeAxisView::align_style_changed ()
 800 {
 801         switch (get_diskstream()->alignment_style()) {
 802         case ExistingMaterial:
 803                 if (!align_existing_item->get_active()) {
 804                         align_existing_item->set_active();
 805                 }
 806                 break;
 807         case CaptureTime:
 808                 if (!align_capture_item->get_active()) {
 809                         align_capture_item->set_active();
 810                 }
 811                 break;
 812         }
 813 }
 814
 815 void
 816 AudioTimeAxisView::set_align_style (AlignStyle style)
 817 {
 818         get_diskstream()->set_align_style (style);
 819 }
 820
 821 void
 822 AudioTimeAxisView::rename_current_playlist ()
 823 {
 824         ArdourPrompter prompter (true);
 825         string name;
 826
 827         AudioPlaylist *pl;
 828         AudioDiskstream *ds;
 829
 830         if (((ds = get_diskstream()) == 0) || ds->destructive() || ((pl = ds->playlist()) == 0)) {
 831                 return;
 832         }
 833
 834         prompter.set_prompt (_("Name for playlist"));
 835         prompter.set_initial_text (pl->name());
 836         prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 837         prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 838
 839         switch (prompter.run ()) {
 840         case Gtk::RESPONSE_ACCEPT:
 841                 prompter.get_result (name);
 842                 if (name.length()) {
 843                         pl->set_name (name);
 844                 }
 845                 break;
 846
 847         default:
 848                 break;
 849         }
 850 }
 851
 852 void
 853 AudioTimeAxisView::use_copy_playlist (bool prompt)
 854 {
 855         AudioPlaylist *pl;
 856         AudioDiskstream *ds;
 857         string name;
 858
 859         if (((ds = get_diskstream()) == 0) || ds->destructive() || ((pl = ds->playlist()) == 0)) {
 860                 return;
 861         }
 862
 863         name = Playlist::bump_name (pl->name(), _session);
 864
 865         if (prompt) {
 866
 867                 ArdourPrompter prompter (true);
 868
 869                 prompter.set_prompt (_("Name for Playlist"));
 870                 prompter.set_initial_text (name);
 871                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 872                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 873                 prompter.show_all ();
 874
 875                 switch (prompter.run ()) {
 876                 case Gtk::RESPONSE_ACCEPT:
 877                         prompter.get_result (name);
 878                         break;
 879
 880                 default:
 881                         return;
 882                 }
 883         }
 884
 885         if (name.length()) {
 886                 ds->use_copy_playlist ();
 887                 pl = ds->playlist();
 888                 pl->set_name (name);
 889         }
 890 }
 891
 892 void
 893 AudioTimeAxisView::use_new_playlist (bool prompt)
 894 {
 895         AudioPlaylist *pl;
 896         AudioDiskstream *ds;
 897         string name;
 898
 899         if (((ds = get_diskstream()) == 0) || ds->destructive() || ((pl = ds->playlist()) == 0)) {
 900                 return;
 901         }
 902
 903         name = Playlist::bump_name (pl->name(), _session);
 904
 905         if (prompt) {
 906
 907                 ArdourPrompter prompter (true);
 908
 909                 prompter.set_prompt (_("Name for Playlist"));
 910                 prompter.set_initial_text (name);
 911                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 912                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 913
 914                 switch (prompter.run ()) {
 915                 case Gtk::RESPONSE_ACCEPT:
 916                         prompter.get_result (name);
 917                         break;
 918
 919                 default:
 920                         return;
 921                 }
 922         }
 923
 924         if (name.length()) {
 925                 ds->use_new_playlist ();
 926                 pl = ds->playlist();
 927                 pl->set_name (name);
 928         }
 929 }
 930
 931 void
 932 AudioTimeAxisView::clear_playlist ()
 933 {
 934         AudioPlaylist *pl;
 935         AudioDiskstream *ds;
 936
 937         if ((ds = get_diskstream()) != 0) {
 938                 if ((pl = ds->playlist()) != 0) {
 939                         editor.clear_playlist (*pl);
 940                 }
 941         }
 942 }
 943
 944 void
 945 AudioTimeAxisView::toggle_waveforms ()
 946 {
 947         if (view && waveform_item && !ignore_toggle) {
 948                 view->set_show_waveforms (waveform_item->get_active());
 949         }
 950 }
 951
 952 void
 953 AudioTimeAxisView::set_show_waveforms (bool yn)
 954 {
 955         if (waveform_item) {
 956                 waveform_item->set_active (yn);
 957         } else {
 958                 view->set_show_waveforms (yn);
 959         }
 960 }
 961
 962 void
 963 AudioTimeAxisView::set_show_waveforms_recording (bool yn)
 964 {
 965         if (view) {
 966                 view->set_show_waveforms_recording (yn);
 967         }
 968 }
 969
 970 void
 971 AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
 972 {
 973         if (view) {
 974                 view->set_waveform_shape (shape);
 975         }
 976 }
 977
 978 void
 979 AudioTimeAxisView::speed_changed ()
 980 {
 981         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AudioTimeAxisView::reset_samples_per_unit));
 982 }
 983
 984 void
 985 AudioTimeAxisView::diskstream_changed (void *src)
 986 {
 987         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AudioTimeAxisView::update_diskstream_display));
 988 }
 989
 990 void
 991 AudioTimeAxisView::update_diskstream_display ()
 992 {
 993         AudioDiskstream *ds;
 994
 995         if ((ds = get_diskstream()) != 0) {
 996                 set_playlist (ds->playlist ());
 997         }
 998
 999         map_frozen ();
1000 }
1001
1002 void
1003 AudioTimeAxisView::selection_click (GdkEventButton* ev)
1004 {
1005         PublicEditor::TrackViewList* tracks = editor.get_valid_views (this, _route.edit_group());
1006
1007         switch (Keyboard::selection_type (ev->state)) {
1008         case Selection::Toggle:
1009                 /* XXX this is not right */
1010                 editor.get_selection().add (*tracks);
1011                 break;
1012
1013         case Selection::Set:
1014                 editor.get_selection().set (*tracks);
1015                 break;
1016
1017         case Selection::Extend:
1018                 /* not defined yet */
1019                 break;
1020         }
1021
1022         delete tracks;
1023 }
1024
1025 void
1026 AudioTimeAxisView::set_selected_regionviews (AudioRegionSelection& regions)
1027 {
1028         if (view) {
1029                 view->set_selected_regionviews (regions);
1030         }
1031 }
1032
1033 void
1034 AudioTimeAxisView::set_selected_points (PointSelection& points)
1035 {
1036         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1037                 (*i)->set_selected_points (points);
1038         }
1039 }
1040
1041 void
1042 AudioTimeAxisView::get_selectables (jack_nframes_t start, jack_nframes_t end, double top, double bot, list<Selectable*>& results)
1043 {
1044         double speed = 1.0;
1045
1046         if (get_diskstream() != 0) {
1047                 speed = get_diskstream()->speed();
1048         }
1049
1050         jack_nframes_t start_adjusted = session_frame_to_track_frame(start, speed);
1051         jack_nframes_t end_adjusted   = session_frame_to_track_frame(end, speed);
1052
1053         if (view && ((top < 0.0 && bot < 0.0)) || touched (top, bot)) {
1054                 view->get_selectables (start_adjusted, end_adjusted, results);
1055         }
1056
1057         /* pick up visible automation tracks */
1058
1059         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1060                 if (!(*i)->hidden()) {
1061                         (*i)->get_selectables (start_adjusted, end_adjusted, top, bot, results);
1062                 }
1063         }
1064 }
1065
1066 void
1067 AudioTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& results)
1068 {
1069         if (view) {
1070                 view->get_inverted_selectables (sel, results);
1071         }
1072
1073         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1074                 if (!(*i)->hidden()) {
1075                         (*i)->get_inverted_selectables (sel, results);
1076                 }
1077         }
1078
1079         return;
1080 }
1081
1082 RouteGroup*
1083 AudioTimeAxisView::edit_group() const
1084 {
1085         return _route.edit_group();
1086 }
1087
1088 string
1089 AudioTimeAxisView::name() const
1090 {
1091         return _route.name();
1092 }
1093
1094 Playlist *
1095 AudioTimeAxisView::playlist () const
1096 {
1097         AudioDiskstream *ds;
1098
1099         if ((ds = get_diskstream()) != 0) {
1100                 return ds->playlist();
1101         } else {
1102                 return 0;
1103         }
1104 }
1105
1106 void
1107 AudioTimeAxisView::name_entry_changed ()
1108 {
1109         string x;
1110
1111         x = name_entry.get_text ();
1112
1113         if (x == _route.name()) {
1114                 return;
1115         }
1116
1117         if (x.length() == 0) {
1118                 name_entry.set_text (_route.name());
1119                 return;
1120         }
1121
1122         strip_whitespace_edges(x);
1123
1124         if (_session.route_name_unique (x)) {
1125                 _route.set_name (x, this);
1126         } else {
1127                 ARDOUR_UI::instance()->popup_error (_("a track already exists with that name"));
1128                 name_entry.set_text (_route.name());
1129         }
1130 }
1131
1132 void
1133 AudioTimeAxisView::visual_click ()
1134 {
1135         popup_display_menu (0);
1136 }
1137
1138 void
1139 AudioTimeAxisView::hide_click ()
1140 {
1141         editor.hide_track_in_display (*this);
1142 }
1143
1144 Region*
1145 AudioTimeAxisView::find_next_region (jack_nframes_t pos, RegionPoint point, int32_t dir)
1146 {
1147         AudioDiskstream *stream;
1148         AudioPlaylist *playlist;
1149
1150         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1151                 return playlist->find_next_region (pos, point, dir);
1152         }
1153
1154         return 0;
1155 }
1156
1157 void
1158 AudioTimeAxisView::add_gain_automation_child ()
1159 {
1160         XMLProperty* prop;
1161         AutomationLine* line;
1162
1163         gain_track = new GainAutomationTimeAxisView (_session,
1164                                                      _route,
1165                                                      editor,
1166                                                      *this,
1167                                                      parent_canvas,
1168                                                      _("gain"),
1169                                                      _route.gain_automation_curve());
1170
1171         line = new AutomationGainLine ("automation gain",
1172                                        _session,
1173                                        *gain_track,
1174                                        *gain_track->canvas_display,
1175                                        _route.gain_automation_curve());
1176
1177         line->set_line_color (color_map[cAutomationLine]);
1178
1179
1180         gain_track->add_line (*line);
1181
1182         add_child (gain_track);
1183
1184         gain_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::gain_hidden));
1185
1186         bool hideit = true;
1187
1188         XMLNode* node;
1189
1190         if ((node = gain_track->get_state_node()) != 0) {
1191                 if  ((prop = node->property ("shown")) != 0) {
1192                         if (prop->value() == "yes") {
1193                                 hideit = false;
1194                         }
1195                 }
1196         }
1197
1198         if (hideit) {
1199                 gain_track->hide ();
1200         }
1201 }
1202
1203 void
1204 AudioTimeAxisView::add_pan_automation_child ()
1205 {
1206         XMLProperty* prop;
1207
1208         pan_track = new PanAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, _("pan"));
1209
1210         update_pans ();
1211
1212         add_child (pan_track);
1213
1214         pan_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::pan_hidden));
1215
1216         ensure_xml_node ();
1217         bool hideit = true;
1218
1219         XMLNode* node;
1220
1221         if ((node = pan_track->get_state_node()) != 0) {
1222                 if ((prop = node->property ("shown")) != 0) {
1223                         if (prop->value() == "yes") {
1224                                 hideit = false;
1225                         }
1226                 }
1227         }
1228
1229         if (hideit) {
1230                 pan_track->hide ();
1231         }
1232 }
1233
1234 void
1235 AudioTimeAxisView::update_pans ()
1236 {
1237         Panner::iterator p;
1238
1239         pan_track->clear_lines ();
1240
1241         /* we don't draw lines for "greater than stereo" panning.
1242          */
1243
1244         if (_route.n_outputs() > 2) {
1245                 return;
1246         }
1247
1248         for (p = _route.panner().begin(); p != _route.panner().end(); ++p) {
1249
1250                 AutomationLine* line;
1251
1252                 line = new AutomationPanLine ("automation pan", _session, *pan_track,
1253                                               *pan_track->canvas_display,
1254                                               (*p)->automation());
1255
1256                 if (p == _route.panner().begin()) {
1257                         /* first line is a nice orange */
1258                         line->set_line_color (color_map[cLeftPanAutomationLine]);
1259                 } else {
1260                         /* second line is a nice blue */
1261                         line->set_line_color (color_map[cRightPanAutomationLine]);
1262                 }
1263
1264                 pan_track->add_line (*line);
1265         }
1266 }
1267
1268 void
1269 AudioTimeAxisView::toggle_gain_track ()
1270 {
1271
1272         bool showit = gain_automation_item->get_active();
1273
1274         if (showit != gain_track->marked_for_display()) {
1275                 if (showit) {
1276                         gain_track->set_marked_for_display (true);
1277                         gain_track->canvas_display->show();
1278                         gain_track->get_state_node()->add_property ("shown", X_("yes"));
1279                 } else {
1280                         gain_track->set_marked_for_display (false);
1281                         gain_track->hide ();
1282                         gain_track->get_state_node()->add_property ("shown", X_("no"));
1283                 }
1284
1285                 /* now trigger a redisplay */
1286
1287                 if (!no_redraw) {
1288                          _route.gui_changed (X_("track_height"), (void *) 0); /* EMIT_SIGNAL */
1289                 }
1290         }
1291 }
1292
1293 void
1294 AudioTimeAxisView::gain_hidden ()
1295 {
1296         gain_track->get_state_node()->add_property (X_("shown"), X_("no"));
1297
1298         if (gain_automation_item && !_hidden) {
1299                 gain_automation_item->set_active (false);
1300         }
1301
1302          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1303 }
1304
1305 void
1306 AudioTimeAxisView::toggle_pan_track ()
1307 {
1308         bool showit = pan_automation_item->get_active();
1309
1310         if (showit != pan_track->marked_for_display()) {
1311                 if (showit) {
1312                         pan_track->set_marked_for_display (true);
1313                         pan_track->canvas_display->show();
1314                         pan_track->get_state_node()->add_property ("shown", X_("yes"));
1315                 } else {
1316                         pan_track->set_marked_for_display (false);
1317                         pan_track->hide ();
1318                         pan_track->get_state_node()->add_property ("shown", X_("no"));
1319                 }
1320
1321                 /* now trigger a redisplay */
1322
1323                 if (!no_redraw) {
1324                          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1325                 }
1326         }
1327 }
1328
1329 void
1330 AudioTimeAxisView::pan_hidden ()
1331 {
1332         pan_track->get_state_node()->add_property ("shown", "no");
1333
1334         if (pan_automation_item && !_hidden) {
1335                 pan_automation_item->set_active (false);
1336         }
1337
1338          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1339 }
1340
1341 AudioTimeAxisView::RedirectAutomationInfo::~RedirectAutomationInfo ()
1342 {
1343         for (vector<RedirectAutomationNode*>::iterator i = lines.begin(); i != lines.end(); ++i) {
1344                 delete *i;
1345         }
1346 }
1347
1348
1349 AudioTimeAxisView::RedirectAutomationNode::~RedirectAutomationNode ()
1350 {
1351         parent.remove_ran (this);
1352
1353         if (view) {
1354                 delete view;
1355         }
1356 }
1357
1358 void
1359 AudioTimeAxisView::remove_ran (RedirectAutomationNode* ran)
1360 {
1361         if (ran->view) {
1362                 remove_child (ran->view);
1363         }
1364 }
1365
1366 AudioTimeAxisView::RedirectAutomationNode*
1367 AudioTimeAxisView::find_redirect_automation_node (Redirect *redirect, uint32_t what)
1368 {
1369         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1370
1371                 if ((*i)->redirect == redirect) {
1372
1373                         for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1374                                 if ((*ii)->what == what) {
1375                                         return *ii;
1376                                 }
1377                         }
1378                 }
1379         }
1380
1381         return 0;
1382 }
1383
1384 static string
1385 legalize_for_xml_node (string str)
1386 {
1387         string::size_type pos;
1388         string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_+=:";
1389         string legal;
1390
1391         legal = str;
1392         pos = 0;
1393
1394         while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
1395                 legal.replace (pos, 1, "_");
1396                 pos += 1;
1397         }
1398
1399         return legal;
1400 }
1401
1402
1403 void
1404 AudioTimeAxisView::add_redirect_automation_curve (Redirect *redirect, uint32_t what)
1405 {
1406         RedirectAutomationLine* ral;
1407         string name;
1408         RedirectAutomationNode* ran;
1409
1410         if ((ran = find_redirect_automation_node (redirect, what)) == 0) {
1411                 fatal << _("programming error: ")
1412                       << string_compose (X_("redirect automation curve for %1:%2 not registered with audio track!"),
1413                                   redirect->name(), what)
1414                       << endmsg;
1415                 /*NOTREACHED*/
1416                 return;
1417         }
1418
1419         if (ran->view) {
1420                 return;
1421         }
1422
1423         name = redirect->describe_parameter (what);
1424
1425         /* create a string that is a legal XML node name that can be used to refer to this redirect+port combination */
1426
1427         char state_name[256];
1428         snprintf (state_name, sizeof (state_name), "Redirect-%s-%" PRIu32, legalize_for_xml_node (redirect->name()).c_str(), what);
1429
1430         ran->view = new RedirectAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, name, what, *redirect, state_name);
1431
1432         ral = new RedirectAutomationLine (name,
1433                                           *redirect, what, _session, *ran->view,
1434                                           *ran->view->canvas_display, redirect->automation_list (what));
1435
1436         ral->set_line_color (color_map[cRedirectAutomationLine]);
1437         ral->queue_reset ();
1438
1439         ran->view->add_line (*ral);
1440
1441         ran->view->Hiding.connect (bind (mem_fun(*this, &AudioTimeAxisView::redirect_automation_track_hidden), ran, redirect));
1442
1443         if (!ran->view->marked_for_display()) {
1444                 ran->view->hide ();
1445         } else {
1446                 ran->menu_item->set_active (true);
1447         }
1448
1449         add_child (ran->view);
1450
1451         view->foreach_regionview (bind (mem_fun(*this, &AudioTimeAxisView::add_ghost_to_redirect), ran->view));
1452
1453         redirect->mark_automation_visible (what, true);
1454 }
1455
1456 void
1457 AudioTimeAxisView::redirect_automation_track_hidden (AudioTimeAxisView::RedirectAutomationNode* ran, Redirect* r)
1458 {
1459         if (!_hidden) {
1460                 ran->menu_item->set_active (false);
1461         }
1462
1463         r->mark_automation_visible (ran->what, false);
1464
1465          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1466 }
1467
1468 void
1469 AudioTimeAxisView::add_existing_redirect_automation_curves (Redirect *redirect)
1470 {
1471         set<uint32_t> s;
1472         RedirectAutomationLine *ral;
1473
1474         redirect->what_has_visible_automation (s);
1475
1476         for (set<uint32_t>::iterator i = s.begin(); i != s.end(); ++i) {
1477
1478                 if ((ral = find_redirect_automation_curve (redirect, *i)) != 0) {
1479                         ral->queue_reset ();
1480                 } else {
1481                         add_redirect_automation_curve (redirect, (*i));
1482                 }
1483         }
1484 }
1485
1486 void
1487 AudioTimeAxisView::add_redirect_to_subplugin_menu (Redirect* r)
1488 {
1489         using namespace Menu_Helpers;
1490         RedirectAutomationInfo *rai;
1491         list<RedirectAutomationInfo*>::iterator x;
1492
1493         const std::set<uint32_t>& automatable = r->what_can_be_automated ();
1494         std::set<uint32_t> has_visible_automation;
1495
1496         r->what_has_visible_automation(has_visible_automation);
1497
1498         if (automatable.empty()) {
1499                 return;
1500         }
1501
1502         for (x = redirect_automation.begin(); x != redirect_automation.end(); ++x) {
1503                 if ((*x)->redirect == r) {
1504                         break;
1505                 }
1506         }
1507
1508         if (x == redirect_automation.end()) {
1509
1510                 rai = new RedirectAutomationInfo (r);
1511                 redirect_automation.push_back (rai);
1512
1513         } else {
1514
1515                 rai = *x;
1516
1517         }
1518
1519         /* any older menu was deleted at the top of redirects_changed()
1520            when we cleared the subplugin menu.
1521         */
1522
1523         rai->menu = manage (new Menu);
1524         MenuList& items = rai->menu->items();
1525         rai->menu->set_name ("ArdourContextMenu");
1526
1527         items.clear ();
1528
1529         for (std::set<uint32_t>::const_iterator i = automatable.begin(); i != automatable.end(); ++i) {
1530
1531                 RedirectAutomationNode* ran;
1532                 CheckMenuItem* mitem;
1533
1534                 string name = r->describe_parameter (*i);
1535
1536                 items.push_back (CheckMenuElem (name));
1537                 mitem = dynamic_cast<CheckMenuItem*> (&items.back());
1538
1539                 if (has_visible_automation.find((*i)) != has_visible_automation.end()) {
1540                         mitem->set_active(true);
1541                 }
1542
1543                 if ((ran = find_redirect_automation_node (r, *i)) == 0) {
1544
1545                         /* new item */
1546
1547                         ran = new RedirectAutomationNode (*i, mitem, *this);
1548
1549                         rai->lines.push_back (ran);
1550
1551                 } else {
1552
1553                         ran->menu_item = mitem;
1554
1555                 }
1556
1557                 mitem->signal_toggled().connect (bind (mem_fun(*this, &AudioTimeAxisView::redirect_menu_item_toggled), rai, ran));
1558         }
1559
1560         /* add the menu for this redirect, because the subplugin
1561            menu is always cleared at the top of redirects_changed().
1562            this is the result of some poor design in gtkmm and/or
1563            GTK+.
1564         */
1565
1566         subplugin_menu.items().push_back (MenuElem (r->name(), *rai->menu));
1567         rai->valid = true;
1568 }
1569
1570 void
1571 AudioTimeAxisView::redirect_menu_item_toggled (AudioTimeAxisView::RedirectAutomationInfo* rai,
1572                                                AudioTimeAxisView::RedirectAutomationNode* ran)
1573 {
1574         bool showit = ran->menu_item->get_active();
1575         bool redraw = false;
1576
1577         if (ran->view == 0 && showit) {
1578                 add_redirect_automation_curve (rai->redirect, ran->what);
1579                 redraw = true;
1580         }
1581
1582         if (showit != ran->view->marked_for_display()) {
1583
1584                 if (showit) {
1585                         ran->view->set_marked_for_display (true);
1586                         ran->view->canvas_display->show();
1587                 } else {
1588                         rai->redirect->mark_automation_visible (ran->what, true);
1589                         ran->view->set_marked_for_display (false);
1590                         ran->view->hide ();
1591                 }
1592
1593                 redraw = true;
1594
1595         }
1596
1597         if (redraw && !no_redraw) {
1598
1599                 /* now trigger a redisplay */
1600
1601                  _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1602
1603         }
1604 }
1605
1606 void
1607 AudioTimeAxisView::redirects_changed (void *src)
1608 {
1609         using namespace Menu_Helpers;
1610
1611         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1612                 (*i)->valid = false;
1613         }
1614
1615         subplugin_menu.items().clear ();
1616
1617         _route.foreach_redirect (this, &AudioTimeAxisView::add_redirect_to_subplugin_menu);
1618         _route.foreach_redirect (this, &AudioTimeAxisView::add_existing_redirect_automation_curves);
1619
1620         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ) {
1621
1622                 list<RedirectAutomationInfo*>::iterator tmp;
1623
1624                 tmp = i;
1625                 ++tmp;
1626
1627                 if (!(*i)->valid) {
1628
1629                         delete *i;
1630                         redirect_automation.erase (i);
1631
1632                 }
1633
1634                 i = tmp;
1635         }
1636
1637         /* change in visibility was possible */
1638
1639         _route.gui_changed ("track_height", this);
1640 }
1641
1642 RedirectAutomationLine *
1643 AudioTimeAxisView::find_redirect_automation_curve (Redirect *redirect, uint32_t what)
1644 {
1645         RedirectAutomationNode* ran;
1646
1647         if ((ran = find_redirect_automation_node (redirect, what)) != 0) {
1648                 if (ran->view) {
1649                         return dynamic_cast<RedirectAutomationLine*> (ran->view->lines.front());
1650                 }
1651         }
1652
1653         return 0;
1654 }
1655
1656 void
1657 AudioTimeAxisView::show_all_automation ()
1658 {
1659         no_redraw = true;
1660
1661         pan_automation_item->set_active (true);
1662         gain_automation_item->set_active (true);
1663
1664         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1665                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1666                         if ((*ii)->view == 0) {
1667                                 add_redirect_automation_curve ((*i)->redirect, (*ii)->what);
1668                         }
1669
1670                         (*ii)->menu_item->set_active (true);
1671                 }
1672         }
1673
1674         no_redraw = false;
1675
1676          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1677 }
1678
1679 void
1680 AudioTimeAxisView::show_existing_automation ()
1681 {
1682         no_redraw = true;
1683
1684         pan_automation_item->set_active (true);
1685         gain_automation_item->set_active (true);
1686
1687         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1688                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1689                         if ((*ii)->view != 0) {
1690                                 (*ii)->menu_item->set_active (true);
1691                         }
1692                 }
1693         }
1694
1695         no_redraw = false;
1696
1697          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1698 }
1699
1700 void
1701 AudioTimeAxisView::hide_all_automation ()
1702 {
1703         no_redraw = true;
1704
1705         pan_automation_item->set_active (false);
1706         gain_automation_item->set_active (false);
1707
1708         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1709                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1710                         (*ii)->menu_item->set_active (false);
1711                 }
1712         }
1713
1714         no_redraw = false;
1715          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1716 }
1717
1718 bool
1719 AudioTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
1720 {
1721         Playlist* what_we_got;
1722         AudioDiskstream* ds = get_diskstream();
1723         Playlist* playlist;
1724         bool ret = false;
1725
1726         if (ds == 0) {
1727                 /* route is a bus, not a track */
1728                 return false;
1729         }
1730
1731         playlist = ds->playlist();
1732
1733
1734         TimeSelection time (selection.time);
1735         float speed = ds->speed();
1736         if (speed != 1.0f) {
1737                 for (TimeSelection::iterator i = time.begin(); i != time.end(); ++i) {
1738                         (*i).start = session_frame_to_track_frame((*i).start, speed);
1739                         (*i).end   = session_frame_to_track_frame((*i).end,   speed);
1740                 }
1741         }
1742
1743         XMLNode &before = playlist->get_state();
1744         switch (op) {
1745         case Cut:
1746                 if ((what_we_got = playlist->cut (time)) != 0) {
1747                         editor.get_cut_buffer().add (what_we_got);
1748                         XMLNode &after = playlist->get_state();
1749                         _session.add_command (new MementoCommand<Playlist>(*playlist, before, after));
1750                         ret = true;
1751                 }
1752                 break;
1753         case Copy:
1754                 if ((what_we_got = playlist->copy (time)) != 0) {
1755                         editor.get_cut_buffer().add (what_we_got);
1756                 }
1757                 break;
1758
1759         case Clear:
1760                 if ((what_we_got = playlist->cut (time)) != 0) {
1761                         XMLNode &after = playlist->get_state();
1762                         _session.add_command(new MementoCommand<Playlist>(*playlist, before, after));
1763                         what_we_got->unref ();
1764                         ret = true;
1765                 }
1766                 break;
1767         }
1768
1769         return ret;
1770 }
1771
1772 bool
1773 AudioTimeAxisView::paste (jack_nframes_t pos, float times, Selection& selection, size_t nth)
1774 {
1775         if (!is_audio_track()) {
1776                 return false;
1777         }
1778
1779         Playlist* playlist = get_diskstream()->playlist();
1780         PlaylistSelection::iterator p;
1781
1782         for (p = selection.playlists.begin(); p != selection.playlists.end() && nth; ++p, --nth);
1783
1784         if (p == selection.playlists.end()) {
1785                 return false;
1786         }
1787
1788         if (get_diskstream()->speed() != 1.0f)
1789                 pos = session_frame_to_track_frame(pos, get_diskstream()->speed() );
1790
1791         XMLNode &before = playlist->get_state();
1792         playlist->paste (**p, pos, times);
1793         _session.add_command(new MementoCommand<Playlist>(*playlist, before,
1794                                                       playlist->get_state()));
1795
1796         return true;
1797 }
1798
1799 void
1800 AudioTimeAxisView::region_view_added (AudioRegionView* arv)
1801 {
1802         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1803                 AutomationTimeAxisView* atv;
1804
1805                 if ((atv = dynamic_cast<AutomationTimeAxisView*> (*i)) != 0) {
1806                         arv->add_ghost (*atv);
1807                 }
1808         }
1809 }
1810
1811 void
1812 AudioTimeAxisView::add_ghost_to_redirect (AudioRegionView* arv, AutomationTimeAxisView* atv)
1813 {
1814         arv->add_ghost (*atv);
1815 }
1816
1817 list<TimeAxisView*>
1818 AudioTimeAxisView::get_child_list()
1819 {
1820
1821         list<TimeAxisView*>redirect_children;
1822
1823         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1824                 if (!(*i)->hidden()) {
1825                         redirect_children.push_back(*i);
1826                 }
1827         }
1828         return redirect_children;
1829 }
1830
1831
1832 void
1833 AudioTimeAxisView::build_playlist_menu (Gtk::Menu * menu)
1834 {
1835         using namespace Menu_Helpers;
1836
1837         if (!menu || !is_audio_track()) {
1838                 return;
1839         }
1840
1841         MenuList& playlist_items = menu->items();
1842         menu->set_name ("ArdourContextMenu");
1843         playlist_items.clear();
1844
1845         if (playlist_menu) {
1846                 delete playlist_menu;
1847         }
1848         playlist_menu = new Menu;
1849         playlist_menu->set_name ("ArdourContextMenu");
1850
1851         playlist_items.push_back (MenuElem (string_compose (_("Current: %1"), get_diskstream()->playlist()->name())));
1852         playlist_items.push_back (SeparatorElem());
1853
1854         playlist_items.push_back (MenuElem (_("Rename"), mem_fun(*this, &AudioTimeAxisView::rename_current_playlist)));
1855         playlist_items.push_back (SeparatorElem());
1856
1857         playlist_items.push_back (MenuElem (_("New"), mem_fun(editor, &PublicEditor::new_playlists)));
1858         playlist_items.push_back (MenuElem (_("New Copy"), mem_fun(editor, &PublicEditor::copy_playlists)));
1859         playlist_items.push_back (SeparatorElem());
1860         playlist_items.push_back (MenuElem (_("Clear Current"), mem_fun(editor, &PublicEditor::clear_playlists)));
1861         playlist_items.push_back (SeparatorElem());
1862         playlist_items.push_back (MenuElem(_("Select"), mem_fun(*this, &AudioTimeAxisView::show_playlist_selector)));
1863
1864 }
1865
1866 void
1867 AudioTimeAxisView::show_playlist_selector ()
1868 {
1869         editor.playlist_selector().show_for (this);
1870 }
1871
1872
1873 void
1874 AudioTimeAxisView::map_frozen ()
1875 {
1876         if (!is_audio_track()) {
1877                 return;
1878         }
1879
1880         ENSURE_GUI_THREAD (mem_fun(*this, &AudioTimeAxisView::map_frozen));
1881
1882
1883         switch (audio_track()->freeze_state()) {
1884         case AudioTrack::Frozen:
1885                 playlist_button.set_sensitive (false);
1886                 rec_enable_button->set_sensitive (false);
1887                 break;
1888         default:
1889                 playlist_button.set_sensitive (true);
1890                 rec_enable_button->set_sensitive (true);
1891                 break;
1892         }
1893 }
1894
1895 void
1896 AudioTimeAxisView::show_all_xfades ()
1897 {
1898         if (view) {
1899                 view->show_all_xfades ();
1900         }
1901 }
1902
1903 void
1904 AudioTimeAxisView::hide_all_xfades ()
1905 {
1906         if (view) {
1907                 view->hide_all_xfades ();
1908         }
1909 }
1910
1911 void
1912 AudioTimeAxisView::hide_dependent_views (TimeAxisViewItem& tavi)
1913 {
1914         AudioRegionView* rv;
1915
1916         if (view && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
1917                 view->hide_xfades_involving (*rv);
1918         }
1919 }
1920
1921 void
1922 AudioTimeAxisView::reveal_dependent_views (TimeAxisViewItem& tavi)
1923 {
1924         AudioRegionView* rv;
1925
1926         if (view && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
1927                 view->reveal_xfades_involving (*rv);
1928         }
1929 }
1930
1931 void
1932 AudioTimeAxisView::route_active_changed ()
1933 {
1934         RouteUI::route_active_changed ();
1935
1936         if (is_audio_track()) {
1937                 if (_route.active()) {
1938                         controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
1939                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
1940                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
1941                 } else {
1942                         controls_ebox.set_name ("AudioTrackControlsBaseInactiveUnselected");
1943                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
1944                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
1945                 }
1946         } else {
1947                 if (_route.active()) {
1948                         controls_ebox.set_name ("BusControlsBaseUnselected");
1949                         controls_base_selected_name = "BusControlsBaseSelected";
1950                         controls_base_unselected_name = "BusControlsBaseUnselected";
1951                 } else {
1952                         controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
1953                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
1954                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
1955                 }
1956         }
1957 }
1958
1959 XMLNode*
1960 AudioTimeAxisView::get_child_xml_node (const string & childname)
1961 {
1962         return RouteUI::get_child_xml_node (childname);
1963 }
1964
1965 void
1966 AudioTimeAxisView::color_handler (ColorID id, uint32_t val)
1967 {
1968         switch (id) {
1969         case cTimeStretchOutline:
1970                 timestretch_rect->property_outline_color_rgba() = val;
1971                 break;
1972         case cTimeStretchFill:
1973                 timestretch_rect->property_fill_color_rgba() = val;
1974                 break;
1975         default:
1976                 break;
1977         }
1978 }
1979
1980 bool
1981 AudioTimeAxisView::select_me (GdkEventButton* ev)
1982 {
1983         editor.get_selection().add (this);
1984         return false;
1985 }