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
  34 #include <gtkmm2ext/bindable_button.h>
  35 #include <gtkmm2ext/gtk_ui.h>
  36 #include <gtkmm2ext/selector.h>
  37 #include <gtkmm2ext/stop_signal.h>
  38 #include <gtkmm2ext/utils.h>
  39
  40 #include <ardour/audioplaylist.h>
  41 #include <ardour/audio_diskstream.h>
  42 #include <ardour/insert.h>
  43 #include <ardour/ladspa_plugin.h>
  44 #include <ardour/location.h>
  45 #include <ardour/panner.h>
  46 #include <ardour/playlist.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_gain_line.h"
  54 #include "automation_pan_line.h"
  55 #include "automation_time_axis.h"
  56 #include "canvas_impl.h"
  57 #include "crossfade_view.h"
  58 #include "enums.h"
  59 #include "gain_automation_time_axis.h"
  60 #include "gui_thread.h"
  61 #include "keyboard.h"
  62 #include "pan_automation_time_axis.h"
  63 #include "playlist_selector.h"
  64 #include "plugin_selector.h"
  65 #include "plugin_ui.h"
  66 #include "point_selection.h"
  67 #include "prompter.h"
  68 #include "public_editor.h"
  69 #include "redirect_automation_line.h"
  70 #include "redirect_automation_time_axis.h"
  71 #include "regionview.h"
  72 #include "rgb_macros.h"
  73 #include "selection.h"
  74 #include "simplerect.h"
  75 #include "streamview.h"
  76 #include "utils.h"
  77
  78 #include <ardour/audio_track.h>
  79
  80 #include "i18n.h"
  81
  82 using namespace ARDOUR;
  83 using namespace PBD;
  84 using namespace LADSPA;
  85 using namespace Gtk;
  86 using namespace Editing;
  87
  88
  89 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, Route& rt, Canvas& canvas)
  90         : AxisView(sess),
  91           RouteUI(rt, sess, _("m"), _("s"), _("r")), // mute, solo, and record
  92           TimeAxisView(sess,ed,(TimeAxisView*) 0, canvas),
  93           parent_canvas (canvas),
  94           button_table (3, 3),
  95           edit_group_button (_("g")), // group
  96           playlist_button (_("p")),
  97           size_button (_("h")), // height
  98           automation_button (_("a")),
  99           visual_button (_("v"))
 100
 101 {
 102         _has_state = true;
 103         subplugin_menu.set_name ("ArdourContextMenu");
 104         playlist_menu = 0;
 105         playlist_action_menu = 0;
 106         automation_action_menu = 0;
 107         gain_track = 0;
 108         pan_track = 0;
 109         view = 0;
 110         timestretch_rect = 0;
 111         waveform_item = 0;
 112         pan_automation_item = 0;
 113         gain_automation_item = 0;
 114         no_redraw = false;
 115
 116         view = new StreamView (*this);
 117
 118         add_gain_automation_child ();
 119         add_pan_automation_child ();
 120
 121         ignore_toggle = false;
 122
 123         rec_enable_button->set_active (false);
 124         mute_button->set_active (false);
 125         solo_button->set_active (false);
 126
 127         rec_enable_button->set_name ("TrackRecordEnableButton");
 128         mute_button->set_name ("TrackMuteButton");
 129         solo_button->set_name ("SoloButton");
 130         edit_group_button.set_name ("TrackGroupButton");
 131         playlist_button.set_name ("TrackPlaylistButton");
 132         automation_button.set_name ("TrackAutomationButton");
 133         size_button.set_name ("TrackSizeButton");
 134         visual_button.set_name ("TrackVisualButton");
 135         hide_button.set_name ("TrackRemoveButton");
 136
 137         hide_button.add (*(manage (new Image (get_xpm("small_x.xpm")))));
 138
 139         solo_button->signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 140         mute_button->signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 141         rec_enable_button->signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 142         playlist_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 143         automation_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 144         size_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 145         visual_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 146         hide_button.signal_button_press_event().connect (mem_fun (*this, &AudioTimeAxisView::select_me), false);
 147
 148         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 149         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release), false);
 150         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 151         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release), false);
 152         rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press));
 153         edit_group_button.signal_button_release_event().connect (mem_fun(*this, &AudioTimeAxisView::edit_click), false);
 154         playlist_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::playlist_click));
 155         automation_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::automation_click));
 156         size_button.signal_button_release_event().connect (mem_fun(*this, &AudioTimeAxisView::size_click), false);
 157         visual_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::visual_click));
 158         hide_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::hide_click));
 159
 160         // FIXME: hack (pretty colours)
 161         if (is_audio_track())
 162                 controls_ebox.set_name ("AudioTimeAxisViewControlsBaseUnselected");
 163         else
 164                 controls_ebox.set_name ("MidiTimeAxisViewControlsBaseUnselected");
 165
 166         if (is_audio_track()) {
 167                 controls_table.attach (*rec_enable_button, 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 168         }
 169         controls_table.attach (*mute_button, 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 170         controls_table.attach (*solo_button, 7, 8, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::FILL|Gtk::EXPAND, 0, 0);
 171
 172         controls_table.attach (edit_group_button, 6, 7, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 173
 174         ARDOUR_UI::instance()->tooltips().set_tip(*rec_enable_button, _("Record"));
 175         ARDOUR_UI::instance()->tooltips().set_tip(*solo_button,_("Solo"));
 176         ARDOUR_UI::instance()->tooltips().set_tip(*mute_button,_("Mute"));
 177         ARDOUR_UI::instance()->tooltips().set_tip(edit_group_button,_("Edit Group"));
 178         ARDOUR_UI::instance()->tooltips().set_tip(size_button,_("Display Height"));
 179         ARDOUR_UI::instance()->tooltips().set_tip(playlist_button,_("Playlist"));
 180         ARDOUR_UI::instance()->tooltips().set_tip(automation_button, _("Automation"));
 181         ARDOUR_UI::instance()->tooltips().set_tip(visual_button, _("Visual options"));
 182         ARDOUR_UI::instance()->tooltips().set_tip(hide_button, _("Hide this track"));
 183
 184         label_view ();
 185
 186         controls_table.attach (hide_button, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 187         controls_table.attach (visual_button, 1, 2, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 188         controls_table.attach (size_button, 2, 3, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 189         controls_table.attach (automation_button, 3, 4, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 190
 191         if (is_audio_track() && audio_track()->mode() == ARDOUR::Normal) {
 192                 controls_table.attach (playlist_button, 5, 6, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 193         }
 194
 195         /* remove focus from the buttons */
 196
 197         automation_button.unset_flags (Gtk::CAN_FOCUS);
 198         solo_button->unset_flags (Gtk::CAN_FOCUS);
 199         mute_button->unset_flags (Gtk::CAN_FOCUS);
 200         edit_group_button.unset_flags (Gtk::CAN_FOCUS);
 201         size_button.unset_flags (Gtk::CAN_FOCUS);
 202         playlist_button.unset_flags (Gtk::CAN_FOCUS);
 203         hide_button.unset_flags (Gtk::CAN_FOCUS);
 204         visual_button.unset_flags (Gtk::CAN_FOCUS);
 205
 206         /* map current state of the route */
 207
 208         update_diskstream_display ();
 209         solo_changed(0);
 210         mute_changed(0);
 211         redirects_changed (0);
 212         reset_redirect_automation_curves ();
 213         y_position = -1;
 214
 215         ensure_xml_node ();
 216
 217         set_state (*xml_node);
 218
 219         _route.mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 220         _route.solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 221         _route.redirects_changed.connect (mem_fun(*this, &AudioTimeAxisView::redirects_changed));
 222         _route.name_changed.connect (mem_fun(*this, &AudioTimeAxisView::route_name_changed));
 223         _route.solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 224         _route.panner().Changed.connect (mem_fun(*this, &AudioTimeAxisView::update_pans));
 225
 226         if (is_audio_track()) {
 227
 228                 /* track */
 229
 230                 audio_track()->FreezeChange.connect (mem_fun(*this, &AudioTimeAxisView::map_frozen));
 231
 232                 audio_track()->diskstream_changed.connect (mem_fun(*this, &AudioTimeAxisView::diskstream_changed));
 233                 get_diskstream()->speed_changed.connect (mem_fun(*this, &AudioTimeAxisView::speed_changed));
 234
 235                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
 236                 controls_base_selected_name = "AudioTrackControlsBaseSelected";
 237                 controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 238
 239                 /* ask for notifications of any new RegionViews */
 240
 241                 view->AudioRegionViewAdded.connect (mem_fun(*this, &AudioTimeAxisView::region_view_added));
 242
 243                 view->attach ();
 244
 245                 /* pick up the correct freeze state */
 246
 247                 map_frozen ();
 248
 249         } else {
 250                 /* bus */
 251
 252                 controls_ebox.set_name ("BusControlsBaseUnselected");
 253                 controls_base_selected_name = "BusControlsBaseSelected";
 254                 controls_base_unselected_name = "BusControlsBaseUnselected";
 255         }
 256
 257         editor.ZoomChanged.connect (mem_fun(*this, &AudioTimeAxisView::reset_samples_per_unit));
 258         ColorChanged.connect (mem_fun (*this, &AudioTimeAxisView::color_handler));
 259 }
 260
 261 AudioTimeAxisView::~AudioTimeAxisView ()
 262 {
 263         GoingAway (); /* EMIT_SIGNAL */
 264
 265         if (playlist_menu) {
 266                 delete playlist_menu;
 267                 playlist_menu = 0;
 268         }
 269
 270         if (playlist_action_menu) {
 271                 delete playlist_action_menu;
 272                 playlist_action_menu = 0;
 273         }
 274
 275         vector_delete (&redirect_automation_curves);
 276
 277         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
 278                 delete *i;
 279         }
 280
 281         if (view) {
 282                 delete view;
 283                 view = 0;
 284         }
 285 }
 286
 287 guint32
 288 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 289 {
 290         ensure_xml_node ();
 291         xml_node->add_property ("shown_editor", "yes");
 292
 293         return TimeAxisView::show_at (y, nth, parent);
 294 }
 295
 296 void
 297 AudioTimeAxisView::hide ()
 298 {
 299         ensure_xml_node ();
 300         xml_node->add_property ("shown_editor", "no");
 301
 302         TimeAxisView::hide ();
 303 }
 304
 305 void
 306 AudioTimeAxisView::set_playlist (AudioPlaylist *newplaylist)
 307 {
 308         AudioPlaylist *pl;
 309
 310         modified_connection.disconnect ();
 311         state_changed_connection.disconnect ();
 312
 313         if ((pl = dynamic_cast<AudioPlaylist*> (playlist())) != 0) {
 314                 state_changed_connection = pl->StateChanged.connect (mem_fun(*this, &AudioTimeAxisView::playlist_state_changed));
 315                 modified_connection = pl->Modified.connect (mem_fun(*this, &AudioTimeAxisView::playlist_modified));
 316         }
 317 }
 318
 319 void
 320 AudioTimeAxisView::playlist_modified ()
 321 {
 322 }
 323
 324 gint
 325 AudioTimeAxisView::edit_click (GdkEventButton *ev)
 326 {
 327         if (Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
 328                 _route.set_edit_group (0, this);
 329                 return FALSE;
 330         }
 331
 332         using namespace Menu_Helpers;
 333
 334         MenuList& items = edit_group_menu.items ();
 335         RadioMenuItem::Group group;
 336
 337         items.clear ();
 338         items.push_back (RadioMenuElem (group, _("No group"),
 339                                         bind (mem_fun(*this, &AudioTimeAxisView::set_edit_group_from_menu), (RouteGroup *) 0)));
 340
 341         if (_route.edit_group() == 0) {
 342                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 343         }
 344
 345         _session.foreach_edit_group (bind (mem_fun (*this, &AudioTimeAxisView::add_edit_group_menu_item), &group));
 346         edit_group_menu.popup (ev->button, ev->time);
 347
 348         return FALSE;
 349 }
 350
 351 void
 352 AudioTimeAxisView::add_edit_group_menu_item (RouteGroup *eg, RadioMenuItem::Group* group)
 353 {
 354         using namespace Menu_Helpers;
 355
 356         MenuList &items = edit_group_menu.items();
 357
 358         cerr << "adding edit group called " << eg->name() << endl;
 359
 360         items.push_back (RadioMenuElem (*group, eg->name(), bind (mem_fun(*this, &AudioTimeAxisView::set_edit_group_from_menu), eg)));
 361         if (_route.edit_group() == eg) {
 362                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 363         }
 364 }
 365
 366 void
 367 AudioTimeAxisView::set_edit_group_from_menu (RouteGroup *eg)
 368
 369 {
 370         _route.set_edit_group (eg, this);
 371 }
 372
 373 void
 374 AudioTimeAxisView::playlist_state_changed (Change ignored)
 375 {
 376         // ENSURE_GUI_THREAD (bind (mem_fun(*this, &AudioTimeAxisView::playlist_state_changed), ignored));
 377         // why are we here ?
 378 }
 379
 380 void
 381 AudioTimeAxisView::playlist_changed ()
 382
 383 {
 384         label_view ();
 385
 386         if (is_audio_track()) {
 387                 set_playlist (dynamic_cast<AudioPlaylist*>(get_diskstream()->playlist()));
 388         }
 389 }
 390
 391 void
 392 AudioTimeAxisView::label_view ()
 393 {
 394         string x = _route.name();
 395
 396         if (x != name_entry.get_text()) {
 397                 name_entry.set_text (x);
 398         }
 399
 400         ARDOUR_UI::instance()->tooltips().set_tip (name_entry, x);
 401 }
 402
 403 void
 404 AudioTimeAxisView::route_name_changed (void *src)
 405 {
 406         editor.route_name_changed (this);
 407         label_view ();
 408 }
 409
 410 void
 411 AudioTimeAxisView::take_name_changed (void *src)
 412
 413 {
 414         if (src != this) {
 415                 label_view ();
 416         }
 417 }
 418
 419 void
 420 AudioTimeAxisView::playlist_click ()
 421 {
 422         // always build a new action menu
 423
 424         if (playlist_action_menu == 0) {
 425                 playlist_action_menu = new Menu;
 426                 playlist_action_menu->set_name ("ArdourContextMenu");
 427         }
 428
 429         build_playlist_menu(playlist_action_menu);
 430
 431         playlist_action_menu->popup (1, 0);
 432 }
 433
 434 void
 435 AudioTimeAxisView::automation_click ()
 436 {
 437         if (automation_action_menu == 0) {
 438                 /* this seems odd, but the automation action
 439                    menu is built as part of the display menu.
 440                 */
 441                 build_display_menu ();
 442         }
 443         automation_action_menu->popup (1, 0);
 444 }
 445
 446 void
 447 AudioTimeAxisView::show_timestretch (jack_nframes_t start, jack_nframes_t end)
 448 {
 449         double x1;
 450         double x2;
 451         double y2;
 452
 453         TimeAxisView::show_timestretch (start, end);
 454
 455         hide_timestretch ();
 456
 457 #if 0
 458         if (ts.empty()) {
 459                 return;
 460         }
 461
 462
 463         /* check that the time selection was made in our route, or our edit group.
 464            remember that edit_group() == 0 implies the route is *not* in a edit group.
 465         */
 466
 467         if (!(ts.track == this || (ts.group != 0 && ts.group == _route.edit_group()))) {
 468                 /* this doesn't apply to us */
 469                 return;
 470         }
 471
 472         /* ignore it if our edit group is not active */
 473
 474         if ((ts.track != this) && _route.edit_group() && !_route.edit_group()->is_active()) {
 475                 return;
 476         }
 477 #endif
 478
 479         if (timestretch_rect == 0) {
 480                 timestretch_rect = new SimpleRect (*canvas_display);
 481                 timestretch_rect->property_x1() =  0.0;
 482                 timestretch_rect->property_y1() =  0.0;
 483                 timestretch_rect->property_x2() =  0.0;
 484                 timestretch_rect->property_y2() =  0.0;
 485                 timestretch_rect->property_fill_color_rgba() =  color_map[cTimeStretchFill];
 486                 timestretch_rect->property_outline_color_rgba() = color_map[cTimeStretchOutline];
 487         }
 488
 489         timestretch_rect->show ();
 490         timestretch_rect->raise_to_top ();
 491
 492         x1 = start / editor.get_current_zoom();
 493         x2 = (end - 1) / editor.get_current_zoom();
 494         y2 = height - 2;
 495
 496         timestretch_rect->property_x1() = x1;
 497         timestretch_rect->property_y1() = 1.0;
 498         timestretch_rect->property_x2() = x2;
 499         timestretch_rect->property_y2() = y2;
 500 }
 501
 502 void
 503 AudioTimeAxisView::hide_timestretch ()
 504 {
 505         TimeAxisView::hide_timestretch ();
 506
 507         if (timestretch_rect) {
 508                 timestretch_rect->hide ();
 509         }
 510 }
 511
 512 void
 513 AudioTimeAxisView::show_selection (TimeSelection& ts)
 514 {
 515
 516 #if 0
 517         /* ignore it if our edit group is not active or if the selection was started
 518            in some other track or edit group (remember that edit_group() == 0 means
 519            that the track is not in an edit group).
 520         */
 521
 522         if (((ts.track != this && !is_child (ts.track)) && _route.edit_group() && !_route.edit_group()->is_active()) ||
 523             (!(ts.track == this || is_child (ts.track) || (ts.group != 0 && ts.group == _route.edit_group())))) {
 524                 hide_selection ();
 525                 return;
 526         }
 527 #endif
 528
 529         TimeAxisView::show_selection (ts);
 530 }
 531
 532 void
 533 AudioTimeAxisView::set_state (const XMLNode& node)
 534 {
 535         const XMLProperty *prop;
 536
 537         TimeAxisView::set_state (node);
 538
 539         if ((prop = node.property ("shown_editor")) != 0) {
 540                 if (prop->value() == "no") {
 541                         _marked_for_display = false;
 542                 } else {
 543                         _marked_for_display = true;
 544                 }
 545         } else {
 546                 _marked_for_display = true;
 547         }
 548
 549         XMLNodeList nlist = node.children();
 550         XMLNodeConstIterator niter;
 551         XMLNode *child_node;
 552
 553
 554         show_gain_automation = false;
 555         show_pan_automation  = false;
 556
 557         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
 558                 child_node = *niter;
 559
 560                 if (child_node->name() == "gain") {
 561                         XMLProperty *prop=child_node->property ("shown");
 562
 563                         if (prop != 0) {
 564                                 if (prop->value() == "yes") {
 565                                         show_gain_automation = true;
 566                                 }
 567                         }
 568                         continue;
 569                 }
 570
 571                 if (child_node->name() == "pan") {
 572                         XMLProperty *prop=child_node->property ("shown");
 573
 574                         if (prop != 0) {
 575                                 if (prop->value() == "yes") {
 576                                         show_pan_automation = true;
 577                                 }
 578                         }
 579                         continue;
 580                 }
 581         }
 582 }
 583
 584 void
 585 AudioTimeAxisView::set_height (TrackHeight h)
 586 {
 587         bool height_changed = (height == 0) || (h != height_style);
 588
 589         TimeAxisView::set_height (h);
 590
 591         ensure_xml_node ();
 592
 593         view->set_height ((double) height);
 594
 595         switch (height_style) {
 596         case Largest:
 597                 xml_node->add_property ("track_height", "largest");
 598                 show_name_entry ();
 599                 hide_name_label ();
 600                 controls_table.show_all();
 601                 break;
 602         case Large:
 603                 xml_node->add_property ("track_height", "large");
 604                 show_name_entry ();
 605                 hide_name_label ();
 606                 controls_table.show_all();
 607                 break;
 608         case Larger:
 609                 xml_node->add_property ("track_height", "larger");
 610                 show_name_entry ();
 611                 hide_name_label ();
 612                 controls_table.show_all();
 613                 break;
 614         case Normal:
 615                 xml_node->add_property ("track_height", "normal");
 616                 show_name_entry ();
 617                 hide_name_label ();
 618                 controls_table.show_all();
 619                 break;
 620         case Smaller:
 621                 xml_node->add_property ("track_height", "smaller");
 622                 controls_table.show_all ();
 623                 show_name_entry ();
 624                 hide_name_label ();
 625                 edit_group_button.hide ();
 626                 hide_button.hide ();
 627                 visual_button.hide ();
 628                 size_button.hide ();
 629                 automation_button.hide ();
 630                 playlist_button.hide ();
 631                 break;
 632         case Small:
 633                 xml_node->add_property ("track_height", "small");
 634                 controls_table.hide_all ();
 635                 controls_table.show ();
 636                 hide_name_entry ();
 637                 show_name_label ();
 638                 name_label.set_text (_route.name());
 639                 break;
 640         }
 641
 642         if (height_changed) {
 643                 /* only emit the signal if the height really changed */
 644                  _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 645         }
 646 }
 647
 648 void
 649 AudioTimeAxisView::select_track_color ()
 650 {
 651         if (RouteUI::choose_color ()) {
 652
 653                 if (view) {
 654                         view->apply_color (_color, StreamView::RegionColor);
 655                 }
 656         }
 657 }
 658
 659 void
 660 AudioTimeAxisView::reset_redirect_automation_curves ()
 661 {
 662         for (vector<RedirectAutomationLine*>::iterator i = redirect_automation_curves.begin(); i != redirect_automation_curves.end(); ++i) {
 663                 (*i)->reset();
 664         }
 665 }
 666
 667 void
 668 AudioTimeAxisView::reset_samples_per_unit ()
 669 {
 670         set_samples_per_unit (editor.get_current_zoom());
 671 }
 672
 673 void
 674 AudioTimeAxisView::set_samples_per_unit (double spu)
 675 {
 676         double speed = 1.0;
 677
 678         if (get_diskstream() != 0) {
 679                 speed = get_diskstream()->speed();
 680         }
 681
 682         if (view) {
 683                 view->set_samples_per_unit (spu * speed);
 684         }
 685
 686         TimeAxisView::set_samples_per_unit (spu * speed);
 687 }
 688
 689 void
 690 AudioTimeAxisView::build_display_menu ()
 691 {
 692         using namespace Menu_Helpers;
 693
 694         /* get the size menu ready */
 695
 696         build_size_menu ();
 697
 698         /* prepare it */
 699
 700         TimeAxisView::build_display_menu ();
 701
 702         /* now fill it with our stuff */
 703
 704         MenuList& items = display_menu->items();
 705         display_menu->set_name ("ArdourContextMenu");
 706
 707         items.push_back (MenuElem (_("Height"), *size_menu));
 708         items.push_back (MenuElem (_("Color"), mem_fun(*this, &AudioTimeAxisView::select_track_color)));
 709
 710
 711         items.push_back (SeparatorElem());
 712         items.push_back (MenuElem (_("Hide all crossfades"), mem_fun(*this, &AudioTimeAxisView::hide_all_xfades)));
 713         items.push_back (MenuElem (_("Show all crossfades"), mem_fun(*this, &AudioTimeAxisView::show_all_xfades)));
 714         items.push_back (SeparatorElem());
 715
 716         build_remote_control_menu ();
 717         items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
 718
 719         automation_action_menu = manage (new Menu);
 720         MenuList& automation_items = automation_action_menu->items();
 721         automation_action_menu->set_name ("ArdourContextMenu");
 722
 723         automation_items.push_back (MenuElem (_("Show all automation"),
 724                                               mem_fun(*this, &AudioTimeAxisView::show_all_automation)));
 725
 726         automation_items.push_back (MenuElem (_("Show existing automation"),
 727                                               mem_fun(*this, &AudioTimeAxisView::show_existing_automation)));
 728
 729         automation_items.push_back (MenuElem (_("Hide all automation"),
 730                                               mem_fun(*this, &AudioTimeAxisView::hide_all_automation)));
 731
 732         automation_items.push_back (SeparatorElem());
 733
 734         automation_items.push_back (CheckMenuElem (_("Fader"),
 735                                                    mem_fun(*this, &AudioTimeAxisView::toggle_gain_track)));
 736         gain_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
 737         gain_automation_item->set_active(show_gain_automation);
 738
 739         automation_items.push_back (CheckMenuElem (_("Pan"),
 740                                                    mem_fun(*this, &AudioTimeAxisView::toggle_pan_track)));
 741         pan_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
 742         pan_automation_item->set_active(show_pan_automation);
 743
 744         automation_items.push_back (MenuElem (_("Plugins"), subplugin_menu));
 745
 746         items.push_back (MenuElem (_("Automation"), *automation_action_menu));
 747
 748         Menu *waveform_menu = manage(new Menu);
 749         MenuList& waveform_items = waveform_menu->items();
 750         waveform_menu->set_name ("ArdourContextMenu");
 751
 752         waveform_items.push_back (CheckMenuElem (_("Show waveforms"), mem_fun(*this, &AudioTimeAxisView::toggle_waveforms)));
 753         waveform_item = static_cast<CheckMenuItem *> (&waveform_items.back());
 754         ignore_toggle = true;
 755         waveform_item->set_active (editor.show_waveforms());
 756         ignore_toggle = false;
 757
 758         RadioMenuItem::Group group;
 759
 760         waveform_items.push_back (RadioMenuElem (group, _("Traditional"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Traditional)));
 761         traditional_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 762
 763         waveform_items.push_back (RadioMenuElem (group, _("Rectified"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Rectified)));
 764         rectified_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 765
 766         items.push_back (MenuElem (_("Waveform"), *waveform_menu));
 767
 768         if (is_audio_track()) {
 769
 770                 Menu* alignment_menu = manage (new Menu);
 771                 MenuList& alignment_items = alignment_menu->items();
 772                 alignment_menu->set_name ("ArdourContextMenu");
 773
 774                 RadioMenuItem::Group align_group;
 775
 776                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with existing material"), bind (mem_fun(*this, &AudioTimeAxisView::set_align_style), ExistingMaterial)));
 777                 align_existing_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 778                 if (get_diskstream()->alignment_style() == ExistingMaterial) {
 779                         align_existing_item->set_active();
 780                 }
 781                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with capture time"), bind (mem_fun(*this, &AudioTimeAxisView::set_align_style), CaptureTime)));
 782                 align_capture_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 783                 if (get_diskstream()->alignment_style() == CaptureTime) {
 784                         align_capture_item->set_active();
 785                 }
 786
 787                 items.push_back (MenuElem (_("Alignment"), *alignment_menu));
 788
 789                 get_diskstream()->AlignmentStyleChanged.connect (mem_fun(*this, &AudioTimeAxisView::align_style_changed));
 790         }
 791
 792         items.push_back (SeparatorElem());
 793         items.push_back (CheckMenuElem (_("Active"), mem_fun(*this, &RouteUI::toggle_route_active)));
 794         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 795         route_active_menu_item->set_active (_route.active());
 796
 797         items.push_back (SeparatorElem());
 798         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
 799
 800 }
 801
 802 void
 803 AudioTimeAxisView::align_style_changed ()
 804 {
 805         switch (get_diskstream()->alignment_style()) {
 806         case ExistingMaterial:
 807                 if (!align_existing_item->get_active()) {
 808                         align_existing_item->set_active();
 809                 }
 810                 break;
 811         case CaptureTime:
 812                 if (!align_capture_item->get_active()) {
 813                         align_capture_item->set_active();
 814                 }
 815                 break;
 816         }
 817 }
 818
 819 void
 820 AudioTimeAxisView::set_align_style (AlignStyle style)
 821 {
 822         get_diskstream()->set_align_style (style);
 823 }
 824
 825 void
 826 AudioTimeAxisView::rename_current_playlist ()
 827 {
 828         ArdourPrompter prompter (true);
 829         string name;
 830
 831         AudioPlaylist *pl;
 832         AudioDiskstream *ds;
 833
 834         if (((ds = dynamic_cast<AudioDiskstream*>(get_diskstream())) == 0) || ds->destructive()
 835                         || ((pl = dynamic_cast<AudioPlaylist*>(ds->playlist())) == 0)) {
 836                 return;
 837         }
 838
 839         prompter.set_prompt (_("Name for playlist"));
 840         prompter.set_initial_text (pl->name());
 841         prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 842         prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 843
 844         switch (prompter.run ()) {
 845         case Gtk::RESPONSE_ACCEPT:
 846                 prompter.get_result (name);
 847                 if (name.length()) {
 848                         pl->set_name (name);
 849                 }
 850                 break;
 851
 852         default:
 853                 break;
 854         }
 855 }
 856
 857 void
 858 AudioTimeAxisView::use_copy_playlist (bool prompt)
 859 {
 860         AudioPlaylist *pl;
 861         AudioDiskstream *ds;
 862         string name;
 863
 864         if (((ds = dynamic_cast<AudioDiskstream*>(get_diskstream())) == 0) || ds->destructive()
 865                         || ((pl = dynamic_cast<AudioPlaylist*>(ds->playlist())) == 0)) {
 866                 return;
 867         }
 868
 869         name = Playlist::bump_name (pl->name(), _session);
 870
 871         if (prompt) {
 872
 873                 ArdourPrompter prompter (true);
 874
 875                 prompter.set_prompt (_("Name for Playlist"));
 876                 prompter.set_initial_text (name);
 877                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 878                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 879                 prompter.show_all ();
 880
 881                 switch (prompter.run ()) {
 882                 case Gtk::RESPONSE_ACCEPT:
 883                         prompter.get_result (name);
 884                         break;
 885
 886                 default:
 887                         return;
 888                 }
 889         }
 890
 891         if (name.length()) {
 892                 ds->use_copy_playlist ();
 893                 pl = dynamic_cast<AudioPlaylist*>(ds->playlist());
 894                 pl->set_name (name);
 895         }
 896 }
 897
 898 void
 899 AudioTimeAxisView::use_new_playlist (bool prompt)
 900 {
 901         AudioPlaylist *pl;
 902         AudioDiskstream *ds;
 903         string name;
 904
 905         if (((ds = dynamic_cast<AudioDiskstream*>(get_diskstream())) == 0) || ds->destructive()
 906                         || ((pl = dynamic_cast<AudioPlaylist*>(ds->playlist())) == 0)) {
 907                 return;
 908         }
 909
 910         name = Playlist::bump_name (pl->name(), _session);
 911
 912         if (prompt) {
 913
 914                 ArdourPrompter prompter (true);
 915
 916                 prompter.set_prompt (_("Name for Playlist"));
 917                 prompter.set_initial_text (name);
 918                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 919                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 920
 921                 switch (prompter.run ()) {
 922                 case Gtk::RESPONSE_ACCEPT:
 923                         prompter.get_result (name);
 924                         break;
 925
 926                 default:
 927                         return;
 928                 }
 929         }
 930
 931         if (name.length()) {
 932                 ds->use_new_playlist ();
 933                 pl = dynamic_cast<AudioPlaylist*>(ds->playlist());
 934                 pl->set_name (name);
 935         }
 936 }
 937
 938 void
 939 AudioTimeAxisView::clear_playlist ()
 940 {
 941         AudioPlaylist *pl;
 942         AudioDiskstream *ds;
 943
 944         if ((ds = dynamic_cast<AudioDiskstream*>(get_diskstream())) != 0) {
 945                 if ((pl = dynamic_cast<AudioPlaylist*>(ds->playlist())) != 0) {
 946                         editor.clear_playlist (*pl);
 947                 }
 948         }
 949 }
 950
 951 void
 952 AudioTimeAxisView::toggle_waveforms ()
 953 {
 954         if (view && waveform_item && !ignore_toggle) {
 955                 view->set_show_waveforms (waveform_item->get_active());
 956         }
 957 }
 958
 959 void
 960 AudioTimeAxisView::set_show_waveforms (bool yn)
 961 {
 962         if (waveform_item) {
 963                 waveform_item->set_active (yn);
 964         } else {
 965                 view->set_show_waveforms (yn);
 966         }
 967 }
 968
 969 void
 970 AudioTimeAxisView::set_show_waveforms_recording (bool yn)
 971 {
 972         if (view) {
 973                 view->set_show_waveforms_recording (yn);
 974         }
 975 }
 976
 977 void
 978 AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
 979 {
 980         if (view) {
 981                 view->set_waveform_shape (shape);
 982         }
 983 }
 984
 985 void
 986 AudioTimeAxisView::speed_changed ()
 987 {
 988         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AudioTimeAxisView::reset_samples_per_unit));
 989 }
 990
 991 void
 992 AudioTimeAxisView::diskstream_changed (void *src)
 993 {
 994         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AudioTimeAxisView::update_diskstream_display));
 995 }
 996
 997 void
 998 AudioTimeAxisView::update_diskstream_display ()
 999 {
1000         AudioDiskstream *ds;
1001
1002         if ((ds = dynamic_cast<AudioDiskstream*>(get_diskstream())) != 0) {
1003                 set_playlist (dynamic_cast<AudioPlaylist*> (ds->playlist ()));
1004         }
1005
1006         map_frozen ();
1007 }
1008
1009 void
1010 AudioTimeAxisView::selection_click (GdkEventButton* ev)
1011 {
1012         PublicEditor::TrackViewList* tracks = editor.get_valid_views (this, _route.edit_group());
1013
1014         switch (Keyboard::selection_type (ev->state)) {
1015         case Selection::Toggle:
1016                 /* XXX this is not right */
1017                 editor.get_selection().add (*tracks);
1018                 break;
1019
1020         case Selection::Set:
1021                 editor.get_selection().set (*tracks);
1022                 break;
1023
1024         case Selection::Extend:
1025                 /* not defined yet */
1026                 break;
1027         }
1028
1029         delete tracks;
1030 }
1031
1032 void
1033 AudioTimeAxisView::set_selected_regionviews (AudioRegionSelection& regions)
1034 {
1035         if (view) {
1036                 view->set_selected_regionviews (regions);
1037         }
1038 }
1039
1040 void
1041 AudioTimeAxisView::set_selected_points (PointSelection& points)
1042 {
1043         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1044                 (*i)->set_selected_points (points);
1045         }
1046 }
1047
1048 void
1049 AudioTimeAxisView::get_selectables (jack_nframes_t start, jack_nframes_t end, double top, double bot, list<Selectable*>& results)
1050 {
1051         double speed = 1.0;
1052
1053         if (get_diskstream() != 0) {
1054                 speed = get_diskstream()->speed();
1055         }
1056
1057         jack_nframes_t start_adjusted = session_frame_to_track_frame(start, speed);
1058         jack_nframes_t end_adjusted   = session_frame_to_track_frame(end, speed);
1059
1060         if (view && ((top < 0.0 && bot < 0.0)) || touched (top, bot)) {
1061                 view->get_selectables (start_adjusted, end_adjusted, results);
1062         }
1063
1064         /* pick up visible automation tracks */
1065
1066         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1067                 if (!(*i)->hidden()) {
1068                         (*i)->get_selectables (start_adjusted, end_adjusted, top, bot, results);
1069                 }
1070         }
1071 }
1072
1073 void
1074 AudioTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& results)
1075 {
1076         if (view) {
1077                 view->get_inverted_selectables (sel, results);
1078         }
1079
1080         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1081                 if (!(*i)->hidden()) {
1082                         (*i)->get_inverted_selectables (sel, results);
1083                 }
1084         }
1085
1086         return;
1087 }
1088
1089 RouteGroup*
1090 AudioTimeAxisView::edit_group() const
1091 {
1092         return _route.edit_group();
1093 }
1094
1095 string
1096 AudioTimeAxisView::name() const
1097 {
1098         return _route.name();
1099 }
1100
1101 Playlist *
1102 AudioTimeAxisView::playlist () const
1103 {
1104         Diskstream *ds;
1105
1106         if ((ds = get_diskstream()) != 0) {
1107                 return ds->playlist();
1108         } else {
1109                 return 0;
1110         }
1111 }
1112
1113 void
1114 AudioTimeAxisView::name_entry_changed ()
1115 {
1116         string x;
1117
1118         x = name_entry.get_text ();
1119
1120         if (x == _route.name()) {
1121                 return;
1122         }
1123
1124         if (x.length() == 0) {
1125                 name_entry.set_text (_route.name());
1126                 return;
1127         }
1128
1129         strip_whitespace_edges(x);
1130
1131         if (_session.route_name_unique (x)) {
1132                 _route.set_name (x, this);
1133         } else {
1134                 ARDOUR_UI::instance()->popup_error (_("a track already exists with that name"));
1135                 name_entry.set_text (_route.name());
1136         }
1137 }
1138
1139 void
1140 AudioTimeAxisView::visual_click ()
1141 {
1142         popup_display_menu (0);
1143 }
1144
1145 void
1146 AudioTimeAxisView::hide_click ()
1147 {
1148         editor.hide_track_in_display (*this);
1149 }
1150
1151 ARDOUR::AudioDiskstream*
1152 AudioTimeAxisView::get_diskstream() const
1153 {
1154         return dynamic_cast<ARDOUR::AudioDiskstream*>(RouteUI::get_diskstream());
1155 }
1156
1157 Region*
1158 AudioTimeAxisView::find_next_region (jack_nframes_t pos, RegionPoint point, int32_t dir)
1159 {
1160         Diskstream *stream;
1161         Playlist *playlist;
1162
1163         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1164                 return playlist->find_next_region (pos, point, dir);
1165         }
1166
1167         return 0;
1168 }
1169
1170 void
1171 AudioTimeAxisView::add_gain_automation_child ()
1172 {
1173         XMLProperty* prop;
1174         AutomationLine* line;
1175
1176         gain_track = new GainAutomationTimeAxisView (_session,
1177                                                      _route,
1178                                                      editor,
1179                                                      *this,
1180                                                      parent_canvas,
1181                                                      _("gain"),
1182                                                      _route.gain_automation_curve());
1183
1184         line = new AutomationGainLine ("automation gain",
1185                                        _session,
1186                                        *gain_track,
1187                                        *gain_track->canvas_display,
1188                                        _route.gain_automation_curve());
1189
1190         line->set_line_color (color_map[cAutomationLine]);
1191
1192
1193         gain_track->add_line (*line);
1194
1195         add_child (gain_track);
1196
1197         gain_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::gain_hidden));
1198
1199         bool hideit = true;
1200
1201         XMLNode* node;
1202
1203         if ((node = gain_track->get_state_node()) != 0) {
1204                 if  ((prop = node->property ("shown")) != 0) {
1205                         if (prop->value() == "yes") {
1206                                 hideit = false;
1207                         }
1208                 }
1209         }
1210
1211         if (hideit) {
1212                 gain_track->hide ();
1213         }
1214 }
1215
1216 void
1217 AudioTimeAxisView::add_pan_automation_child ()
1218 {
1219         XMLProperty* prop;
1220
1221         pan_track = new PanAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, _("pan"));
1222
1223         update_pans ();
1224
1225         add_child (pan_track);
1226
1227         pan_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::pan_hidden));
1228
1229         ensure_xml_node ();
1230         bool hideit = true;
1231
1232         XMLNode* node;
1233
1234         if ((node = pan_track->get_state_node()) != 0) {
1235                 if ((prop = node->property ("shown")) != 0) {
1236                         if (prop->value() == "yes") {
1237                                 hideit = false;
1238                         }
1239                 }
1240         }
1241
1242         if (hideit) {
1243                 pan_track->hide ();
1244         }
1245 }
1246
1247 void
1248 AudioTimeAxisView::update_pans ()
1249 {
1250         Panner::iterator p;
1251
1252         pan_track->clear_lines ();
1253
1254         /* we don't draw lines for "greater than stereo" panning.
1255          */
1256
1257         if (_route.n_outputs() > 2) {
1258                 return;
1259         }
1260
1261         for (p = _route.panner().begin(); p != _route.panner().end(); ++p) {
1262
1263                 AutomationLine* line;
1264
1265                 line = new AutomationPanLine ("automation pan", _session, *pan_track,
1266                                               *pan_track->canvas_display,
1267                                               (*p)->automation());
1268
1269                 if (p == _route.panner().begin()) {
1270                         /* first line is a nice orange */
1271                         line->set_line_color (color_map[cLeftPanAutomationLine]);
1272                 } else {
1273                         /* second line is a nice blue */
1274                         line->set_line_color (color_map[cRightPanAutomationLine]);
1275                 }
1276
1277                 pan_track->add_line (*line);
1278         }
1279 }
1280
1281 void
1282 AudioTimeAxisView::toggle_gain_track ()
1283 {
1284
1285         bool showit = gain_automation_item->get_active();
1286
1287         if (showit != gain_track->marked_for_display()) {
1288                 if (showit) {
1289                         gain_track->set_marked_for_display (true);
1290                         gain_track->canvas_display->show();
1291                         gain_track->get_state_node()->add_property ("shown", X_("yes"));
1292                 } else {
1293                         gain_track->set_marked_for_display (false);
1294                         gain_track->hide ();
1295                         gain_track->get_state_node()->add_property ("shown", X_("no"));
1296                 }
1297
1298                 /* now trigger a redisplay */
1299
1300                 if (!no_redraw) {
1301                          _route.gui_changed (X_("track_height"), (void *) 0); /* EMIT_SIGNAL */
1302                 }
1303         }
1304 }
1305
1306 void
1307 AudioTimeAxisView::gain_hidden ()
1308 {
1309         gain_track->get_state_node()->add_property (X_("shown"), X_("no"));
1310
1311         if (gain_automation_item && !_hidden) {
1312                 gain_automation_item->set_active (false);
1313         }
1314
1315          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1316 }
1317
1318 void
1319 AudioTimeAxisView::toggle_pan_track ()
1320 {
1321         bool showit = pan_automation_item->get_active();
1322
1323         if (showit != pan_track->marked_for_display()) {
1324                 if (showit) {
1325                         pan_track->set_marked_for_display (true);
1326                         pan_track->canvas_display->show();
1327                         pan_track->get_state_node()->add_property ("shown", X_("yes"));
1328                 } else {
1329                         pan_track->set_marked_for_display (false);
1330                         pan_track->hide ();
1331                         pan_track->get_state_node()->add_property ("shown", X_("no"));
1332                 }
1333
1334                 /* now trigger a redisplay */
1335
1336                 if (!no_redraw) {
1337                          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1338                 }
1339         }
1340 }
1341
1342 void
1343 AudioTimeAxisView::pan_hidden ()
1344 {
1345         pan_track->get_state_node()->add_property ("shown", "no");
1346
1347         if (pan_automation_item && !_hidden) {
1348                 pan_automation_item->set_active (false);
1349         }
1350
1351          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1352 }
1353
1354 AudioTimeAxisView::RedirectAutomationInfo::~RedirectAutomationInfo ()
1355 {
1356         for (vector<RedirectAutomationNode*>::iterator i = lines.begin(); i != lines.end(); ++i) {
1357                 delete *i;
1358         }
1359 }
1360
1361
1362 AudioTimeAxisView::RedirectAutomationNode::~RedirectAutomationNode ()
1363 {
1364         parent.remove_ran (this);
1365
1366         if (view) {
1367                 delete view;
1368         }
1369 }
1370
1371 void
1372 AudioTimeAxisView::remove_ran (RedirectAutomationNode* ran)
1373 {
1374         if (ran->view) {
1375                 remove_child (ran->view);
1376         }
1377 }
1378
1379 AudioTimeAxisView::RedirectAutomationNode*
1380 AudioTimeAxisView::find_redirect_automation_node (Redirect *redirect, uint32_t what)
1381 {
1382         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1383
1384                 if ((*i)->redirect == redirect) {
1385
1386                         for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1387                                 if ((*ii)->what == what) {
1388                                         return *ii;
1389                                 }
1390                         }
1391                 }
1392         }
1393
1394         return 0;
1395 }
1396
1397 static string
1398 legalize_for_xml_node (string str)
1399 {
1400         string::size_type pos;
1401         string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_+=:";
1402         string legal;
1403
1404         legal = str;
1405         pos = 0;
1406
1407         while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
1408                 legal.replace (pos, 1, "_");
1409                 pos += 1;
1410         }
1411
1412         return legal;
1413 }
1414
1415
1416 void
1417 AudioTimeAxisView::add_redirect_automation_curve (Redirect *redirect, uint32_t what)
1418 {
1419         RedirectAutomationLine* ral;
1420         string name;
1421         RedirectAutomationNode* ran;
1422
1423         if ((ran = find_redirect_automation_node (redirect, what)) == 0) {
1424                 fatal << _("programming error: ")
1425                       << string_compose (X_("redirect automation curve for %1:%2 not registered with audio track!"),
1426                                   redirect->name(), what)
1427                       << endmsg;
1428                 /*NOTREACHED*/
1429                 return;
1430         }
1431
1432         if (ran->view) {
1433                 return;
1434         }
1435
1436         name = redirect->describe_parameter (what);
1437
1438         /* create a string that is a legal XML node name that can be used to refer to this redirect+port combination */
1439
1440         char state_name[256];
1441         snprintf (state_name, sizeof (state_name), "Redirect-%s-%" PRIu32, legalize_for_xml_node (redirect->name()).c_str(), what);
1442
1443         ran->view = new RedirectAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, name, what, *redirect, state_name);
1444
1445         ral = new RedirectAutomationLine (name,
1446                                           *redirect, what, _session, *ran->view,
1447                                           *ran->view->canvas_display, redirect->automation_list (what));
1448
1449         ral->set_line_color (color_map[cRedirectAutomationLine]);
1450         ral->queue_reset ();
1451
1452         ran->view->add_line (*ral);
1453
1454         ran->view->Hiding.connect (bind (mem_fun(*this, &AudioTimeAxisView::redirect_automation_track_hidden), ran, redirect));
1455
1456         if (!ran->view->marked_for_display()) {
1457                 ran->view->hide ();
1458         } else {
1459                 ran->menu_item->set_active (true);
1460         }
1461
1462         add_child (ran->view);
1463
1464         view->foreach_regionview (bind (mem_fun(*this, &AudioTimeAxisView::add_ghost_to_redirect), ran->view));
1465
1466         redirect->mark_automation_visible (what, true);
1467 }
1468
1469 void
1470 AudioTimeAxisView::redirect_automation_track_hidden (AudioTimeAxisView::RedirectAutomationNode* ran, Redirect* r)
1471 {
1472         if (!_hidden) {
1473                 ran->menu_item->set_active (false);
1474         }
1475
1476         r->mark_automation_visible (ran->what, false);
1477
1478          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1479 }
1480
1481 void
1482 AudioTimeAxisView::add_existing_redirect_automation_curves (Redirect *redirect)
1483 {
1484         set<uint32_t> s;
1485         RedirectAutomationLine *ral;
1486
1487         redirect->what_has_visible_automation (s);
1488
1489         for (set<uint32_t>::iterator i = s.begin(); i != s.end(); ++i) {
1490
1491                 if ((ral = find_redirect_automation_curve (redirect, *i)) != 0) {
1492                         ral->queue_reset ();
1493                 } else {
1494                         add_redirect_automation_curve (redirect, (*i));
1495                 }
1496         }
1497 }
1498
1499 void
1500 AudioTimeAxisView::add_redirect_to_subplugin_menu (Redirect* r)
1501 {
1502         using namespace Menu_Helpers;
1503         RedirectAutomationInfo *rai;
1504         list<RedirectAutomationInfo*>::iterator x;
1505
1506         const std::set<uint32_t>& automatable = r->what_can_be_automated ();
1507         std::set<uint32_t> has_visible_automation;
1508
1509         r->what_has_visible_automation(has_visible_automation);
1510
1511         if (automatable.empty()) {
1512                 return;
1513         }
1514
1515         for (x = redirect_automation.begin(); x != redirect_automation.end(); ++x) {
1516                 if ((*x)->redirect == r) {
1517                         break;
1518                 }
1519         }
1520
1521         if (x == redirect_automation.end()) {
1522
1523                 rai = new RedirectAutomationInfo (r);
1524                 redirect_automation.push_back (rai);
1525
1526         } else {
1527
1528                 rai = *x;
1529
1530         }
1531
1532         /* any older menu was deleted at the top of redirects_changed()
1533            when we cleared the subplugin menu.
1534         */
1535
1536         rai->menu = manage (new Menu);
1537         MenuList& items = rai->menu->items();
1538         rai->menu->set_name ("ArdourContextMenu");
1539
1540         items.clear ();
1541
1542         for (std::set<uint32_t>::const_iterator i = automatable.begin(); i != automatable.end(); ++i) {
1543
1544                 RedirectAutomationNode* ran;
1545                 CheckMenuItem* mitem;
1546
1547                 string name = r->describe_parameter (*i);
1548
1549                 items.push_back (CheckMenuElem (name));
1550                 mitem = dynamic_cast<CheckMenuItem*> (&items.back());
1551
1552                 if (has_visible_automation.find((*i)) != has_visible_automation.end()) {
1553                         mitem->set_active(true);
1554                 }
1555
1556                 if ((ran = find_redirect_automation_node (r, *i)) == 0) {
1557
1558                         /* new item */
1559
1560                         ran = new RedirectAutomationNode (*i, mitem, *this);
1561
1562                         rai->lines.push_back (ran);
1563
1564                 } else {
1565
1566                         ran->menu_item = mitem;
1567
1568                 }
1569
1570                 mitem->signal_toggled().connect (bind (mem_fun(*this, &AudioTimeAxisView::redirect_menu_item_toggled), rai, ran));
1571         }
1572
1573         /* add the menu for this redirect, because the subplugin
1574            menu is always cleared at the top of redirects_changed().
1575            this is the result of some poor design in gtkmm and/or
1576            GTK+.
1577         */
1578
1579         subplugin_menu.items().push_back (MenuElem (r->name(), *rai->menu));
1580         rai->valid = true;
1581 }
1582
1583 void
1584 AudioTimeAxisView::redirect_menu_item_toggled (AudioTimeAxisView::RedirectAutomationInfo* rai,
1585                                                AudioTimeAxisView::RedirectAutomationNode* ran)
1586 {
1587         bool showit = ran->menu_item->get_active();
1588         bool redraw = false;
1589
1590         if (ran->view == 0 && showit) {
1591                 add_redirect_automation_curve (rai->redirect, ran->what);
1592                 redraw = true;
1593         }
1594
1595         if (showit != ran->view->marked_for_display()) {
1596
1597                 if (showit) {
1598                         ran->view->set_marked_for_display (true);
1599                         ran->view->canvas_display->show();
1600                 } else {
1601                         rai->redirect->mark_automation_visible (ran->what, true);
1602                         ran->view->set_marked_for_display (false);
1603                         ran->view->hide ();
1604                 }
1605
1606                 redraw = true;
1607
1608         }
1609
1610         if (redraw && !no_redraw) {
1611
1612                 /* now trigger a redisplay */
1613
1614                  _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1615
1616         }
1617 }
1618
1619 void
1620 AudioTimeAxisView::redirects_changed (void *src)
1621 {
1622         using namespace Menu_Helpers;
1623
1624         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1625                 (*i)->valid = false;
1626         }
1627
1628         subplugin_menu.items().clear ();
1629
1630         _route.foreach_redirect (this, &AudioTimeAxisView::add_redirect_to_subplugin_menu);
1631         _route.foreach_redirect (this, &AudioTimeAxisView::add_existing_redirect_automation_curves);
1632
1633         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ) {
1634
1635                 list<RedirectAutomationInfo*>::iterator tmp;
1636
1637                 tmp = i;
1638                 ++tmp;
1639
1640                 if (!(*i)->valid) {
1641
1642                         delete *i;
1643                         redirect_automation.erase (i);
1644
1645                 }
1646
1647                 i = tmp;
1648         }
1649
1650         /* change in visibility was possible */
1651
1652         _route.gui_changed ("track_height", this);
1653 }
1654
1655 RedirectAutomationLine *
1656 AudioTimeAxisView::find_redirect_automation_curve (Redirect *redirect, uint32_t what)
1657 {
1658         RedirectAutomationNode* ran;
1659
1660         if ((ran = find_redirect_automation_node (redirect, what)) != 0) {
1661                 if (ran->view) {
1662                         return dynamic_cast<RedirectAutomationLine*> (ran->view->lines.front());
1663                 }
1664         }
1665
1666         return 0;
1667 }
1668
1669 void
1670 AudioTimeAxisView::show_all_automation ()
1671 {
1672         no_redraw = true;
1673
1674         pan_automation_item->set_active (true);
1675         gain_automation_item->set_active (true);
1676
1677         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1678                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1679                         if ((*ii)->view == 0) {
1680                                 add_redirect_automation_curve ((*i)->redirect, (*ii)->what);
1681                         }
1682
1683                         (*ii)->menu_item->set_active (true);
1684                 }
1685         }
1686
1687         no_redraw = false;
1688
1689          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1690 }
1691
1692 void
1693 AudioTimeAxisView::show_existing_automation ()
1694 {
1695         no_redraw = true;
1696
1697         pan_automation_item->set_active (true);
1698         gain_automation_item->set_active (true);
1699
1700         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1701                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1702                         if ((*ii)->view != 0) {
1703                                 (*ii)->menu_item->set_active (true);
1704                         }
1705                 }
1706         }
1707
1708         no_redraw = false;
1709
1710          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1711 }
1712
1713 void
1714 AudioTimeAxisView::hide_all_automation ()
1715 {
1716         no_redraw = true;
1717
1718         pan_automation_item->set_active (false);
1719         gain_automation_item->set_active (false);
1720
1721         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1722                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1723                         (*ii)->menu_item->set_active (false);
1724                 }
1725         }
1726
1727         no_redraw = false;
1728          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1729 }
1730
1731 bool
1732 AudioTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
1733 {
1734         Playlist* what_we_got;
1735         AudioDiskstream* ds = dynamic_cast<AudioDiskstream*>(get_diskstream());
1736         Playlist* playlist;
1737         bool ret = false;
1738
1739         if (ds == 0) {
1740                 /* route is a bus, not a track */
1741                 return false;
1742         }
1743
1744         playlist = ds->playlist();
1745
1746
1747         TimeSelection time (selection.time);
1748         float speed = ds->speed();
1749         if (speed != 1.0f) {
1750                 for (TimeSelection::iterator i = time.begin(); i != time.end(); ++i) {
1751                         (*i).start = session_frame_to_track_frame((*i).start, speed);
1752                         (*i).end   = session_frame_to_track_frame((*i).end,   speed);
1753                 }
1754         }
1755
1756         switch (op) {
1757         case Cut:
1758                 _session.add_undo (playlist->get_memento());
1759                 if ((what_we_got = playlist->cut (time)) != 0) {
1760                         editor.get_cut_buffer().add (what_we_got);
1761                         _session.add_redo_no_execute (playlist->get_memento());
1762                         ret = true;
1763                 }
1764                 break;
1765         case Copy:
1766                 if ((what_we_got = playlist->copy (time)) != 0) {
1767                         editor.get_cut_buffer().add (what_we_got);
1768                 }
1769                 break;
1770
1771         case Clear:
1772                 _session.add_undo (playlist->get_memento());
1773                 if ((what_we_got = playlist->cut (time)) != 0) {
1774                         _session.add_redo_no_execute (playlist->get_memento());
1775                         what_we_got->unref ();
1776                         ret = true;
1777                 }
1778                 break;
1779         }
1780
1781         return ret;
1782 }
1783
1784 bool
1785 AudioTimeAxisView::paste (jack_nframes_t pos, float times, Selection& selection, size_t nth)
1786 {
1787         if (!is_audio_track()) {
1788                 return false;
1789         }
1790
1791         Playlist* playlist = get_diskstream()->playlist();
1792         PlaylistSelection::iterator p;
1793
1794         for (p = selection.playlists.begin(); p != selection.playlists.end() && nth; ++p, --nth);
1795
1796         if (p == selection.playlists.end()) {
1797                 return false;
1798         }
1799
1800         if (get_diskstream()->speed() != 1.0f)
1801                 pos = session_frame_to_track_frame(pos, get_diskstream()->speed() );
1802
1803         _session.add_undo (playlist->get_memento());
1804         playlist->paste (**p, pos, times);
1805         _session.add_redo_no_execute (playlist->get_memento());
1806
1807         return true;
1808 }
1809
1810 void
1811 AudioTimeAxisView::region_view_added (AudioRegionView* arv)
1812 {
1813         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1814                 AutomationTimeAxisView* atv;
1815
1816                 if ((atv = dynamic_cast<AutomationTimeAxisView*> (*i)) != 0) {
1817                         arv->add_ghost (*atv);
1818                 }
1819         }
1820 }
1821
1822 void
1823 AudioTimeAxisView::add_ghost_to_redirect (AudioRegionView* arv, AutomationTimeAxisView* atv)
1824 {
1825         arv->add_ghost (*atv);
1826 }
1827
1828 list<TimeAxisView*>
1829 AudioTimeAxisView::get_child_list()
1830 {
1831
1832         list<TimeAxisView*>redirect_children;
1833
1834         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1835                 if (!(*i)->hidden()) {
1836                         redirect_children.push_back(*i);
1837                 }
1838         }
1839         return redirect_children;
1840 }
1841
1842
1843 void
1844 AudioTimeAxisView::build_playlist_menu (Gtk::Menu * menu)
1845 {
1846         using namespace Menu_Helpers;
1847
1848         if (!menu || !is_audio_track()) {
1849                 return;
1850         }
1851
1852         MenuList& playlist_items = menu->items();
1853         menu->set_name ("ArdourContextMenu");
1854         playlist_items.clear();
1855
1856         if (playlist_menu) {
1857                 delete playlist_menu;
1858         }
1859         playlist_menu = new Menu;
1860         playlist_menu->set_name ("ArdourContextMenu");
1861
1862         playlist_items.push_back (MenuElem (string_compose (_("Current: %1"), get_diskstream()->playlist()->name())));
1863         playlist_items.push_back (SeparatorElem());
1864
1865         playlist_items.push_back (MenuElem (_("Rename"), mem_fun(*this, &AudioTimeAxisView::rename_current_playlist)));
1866         playlist_items.push_back (SeparatorElem());
1867
1868         playlist_items.push_back (MenuElem (_("New"), mem_fun(editor, &PublicEditor::new_playlists)));
1869         playlist_items.push_back (MenuElem (_("New Copy"), mem_fun(editor, &PublicEditor::copy_playlists)));
1870         playlist_items.push_back (SeparatorElem());
1871         playlist_items.push_back (MenuElem (_("Clear Current"), mem_fun(editor, &PublicEditor::clear_playlists)));
1872         playlist_items.push_back (SeparatorElem());
1873         playlist_items.push_back (MenuElem(_("Select"), mem_fun(*this, &AudioTimeAxisView::show_playlist_selector)));
1874
1875 }
1876
1877 void
1878 AudioTimeAxisView::show_playlist_selector ()
1879 {
1880         editor.playlist_selector().show_for (this);
1881 }
1882
1883
1884 void
1885 AudioTimeAxisView::map_frozen ()
1886 {
1887         if (!is_audio_track()) {
1888                 return;
1889         }
1890
1891         ENSURE_GUI_THREAD (mem_fun(*this, &AudioTimeAxisView::map_frozen));
1892
1893
1894         switch (audio_track()->freeze_state()) {
1895         case AudioTrack::Frozen:
1896                 playlist_button.set_sensitive (false);
1897                 rec_enable_button->set_sensitive (false);
1898                 break;
1899         default:
1900                 playlist_button.set_sensitive (true);
1901                 rec_enable_button->set_sensitive (true);
1902                 break;
1903         }
1904 }
1905
1906 void
1907 AudioTimeAxisView::show_all_xfades ()
1908 {
1909         if (view) {
1910                 view->show_all_xfades ();
1911         }
1912 }
1913
1914 void
1915 AudioTimeAxisView::hide_all_xfades ()
1916 {
1917         if (view) {
1918                 view->hide_all_xfades ();
1919         }
1920 }
1921
1922 void
1923 AudioTimeAxisView::hide_dependent_views (TimeAxisViewItem& tavi)
1924 {
1925         AudioRegionView* rv;
1926
1927         if (view && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
1928                 view->hide_xfades_involving (*rv);
1929         }
1930 }
1931
1932 void
1933 AudioTimeAxisView::reveal_dependent_views (TimeAxisViewItem& tavi)
1934 {
1935         AudioRegionView* rv;
1936
1937         if (view && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
1938                 view->reveal_xfades_involving (*rv);
1939         }
1940 }
1941
1942 void
1943 AudioTimeAxisView::route_active_changed ()
1944 {
1945         RouteUI::route_active_changed ();
1946
1947         if (is_audio_track()) {
1948                 if (_route.active()) {
1949                         controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
1950                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
1951                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
1952                 } else {
1953                         controls_ebox.set_name ("AudioTrackControlsBaseInactiveUnselected");
1954                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
1955                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
1956                 }
1957         } else {
1958                 if (_route.active()) {
1959                         controls_ebox.set_name ("BusControlsBaseUnselected");
1960                         controls_base_selected_name = "BusControlsBaseSelected";
1961                         controls_base_unselected_name = "BusControlsBaseUnselected";
1962                 } else {
1963                         controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
1964                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
1965                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
1966                 }
1967         }
1968 }
1969
1970 XMLNode*
1971 AudioTimeAxisView::get_child_xml_node (const string & childname)
1972 {
1973         return RouteUI::get_child_xml_node (childname);
1974 }
1975
1976 void
1977 AudioTimeAxisView::color_handler (ColorID id, uint32_t val)
1978 {
1979         switch (id) {
1980         case cTimeStretchOutline:
1981                 timestretch_rect->property_outline_color_rgba() = val;
1982                 break;
1983         case cTimeStretchFill:
1984                 timestretch_rect->property_fill_color_rgba() = val;
1985                 break;
1986         default:
1987                 break;
1988         }
1989 }
1990
1991 bool
1992 AudioTimeAxisView::select_me (GdkEventButton* ev)
1993 {
1994         editor.get_selection().add (this);
1995         return false;
1996 }