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/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 LADSPA;
  84 using namespace Gtk;
  85 using namespace Editing;
  86
  87 static const gchar * small_x_xpm[] = {
  88 "11 11 2 1",
  89 "       c None",
  90 ".      c #000000",
  91 "           ",
  92 "           ",
  93 "  .     .  ",
  94 "   .   .   ",
  95 "    . .    ",
  96 "     .     ",
  97 "    . .    ",
  98 "   .   .   ",
  99 "  .     .  ",
 100 "           ",
 101 "           "};
 102
 103 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session& sess, Route& rt, Canvas& canvas)
 104         : AxisView(sess),
 105           RouteUI(rt, sess, _("m"), _("s"), _("r")), // mute, solo, and record
 106           TimeAxisView(sess,ed,(TimeAxisView*) 0, canvas),
 107           parent_canvas (canvas),
 108           button_table (3, 3),
 109           edit_group_button (_("g")), // group
 110           playlist_button (_("p")),
 111           size_button (_("h")), // height
 112           automation_button (_("a")),
 113           visual_button (_("v"))
 114
 115 {
 116         _has_state = true;
 117         subplugin_menu.set_name ("ArdourContextMenu");
 118         playlist_menu = 0;
 119         playlist_action_menu = 0;
 120         automation_action_menu = 0;
 121         gain_track = 0;
 122         pan_track = 0;
 123         view = 0;
 124         timestretch_rect = 0;
 125         waveform_item = 0;
 126         pan_automation_item = 0;
 127         gain_automation_item = 0;
 128         no_redraw = false;
 129
 130         view = new StreamView (*this);
 131
 132         add_gain_automation_child ();
 133         add_pan_automation_child ();
 134
 135         ignore_toggle = false;
 136
 137         rec_enable_button->set_active (false);
 138         mute_button->set_active (false);
 139         solo_button->set_active (false);
 140
 141         rec_enable_button->set_name ("TrackRecordEnableButton");
 142         mute_button->set_name ("TrackMuteButton");
 143         solo_button->set_name ("SoloButton");
 144         edit_group_button.set_name ("TrackGroupButton");
 145         playlist_button.set_name ("TrackPlaylistButton");
 146         automation_button.set_name ("TrackAutomationButton");
 147         size_button.set_name ("TrackSizeButton");
 148         visual_button.set_name ("TrackVisualButton");
 149         hide_button.set_name ("TrackRemoveButton");
 150
 151         hide_button.add (*(manage (new Image (Gdk::Pixbuf::create_from_xpm_data(small_x_xpm)))));
 152
 153         _route.mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 154         _route.solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 155         _route.solo_safe_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 156
 157         _route.panner().Changed.connect (mem_fun(*this, &AudioTimeAxisView::update_pans));
 158
 159         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press));
 160         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release));
 161         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press));
 162         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release));
 163         rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press));
 164         edit_group_button.signal_button_release_event().connect (mem_fun(*this, &AudioTimeAxisView::edit_click), false);
 165         playlist_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::playlist_click));
 166         automation_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::automation_click));
 167         size_button.signal_button_release_event().connect (mem_fun(*this, &AudioTimeAxisView::size_click), false);
 168         visual_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::visual_click));
 169         hide_button.signal_clicked().connect (mem_fun(*this, &AudioTimeAxisView::hide_click));
 170
 171         if (is_audio_track()) {
 172                 controls_table.attach (*rec_enable_button, 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 173         }
 174         controls_table.attach (*mute_button, 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 175         controls_table.attach (*solo_button, 7, 8, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::FILL|Gtk::EXPAND, 0, 0);
 176
 177         controls_table.attach (edit_group_button, 6, 7, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 178
 179         ARDOUR_UI::instance()->tooltips().set_tip(*rec_enable_button, _("Record"));
 180         ARDOUR_UI::instance()->tooltips().set_tip(*solo_button,_("Solo"));
 181         ARDOUR_UI::instance()->tooltips().set_tip(*mute_button,_("Mute"));
 182         ARDOUR_UI::instance()->tooltips().set_tip(edit_group_button,_("Edit Group"));
 183         ARDOUR_UI::instance()->tooltips().set_tip(size_button,_("Display Height"));
 184         ARDOUR_UI::instance()->tooltips().set_tip(playlist_button,_("Playlist"));
 185         ARDOUR_UI::instance()->tooltips().set_tip(automation_button, _("Automation"));
 186         ARDOUR_UI::instance()->tooltips().set_tip(visual_button, _("Visual options"));
 187         ARDOUR_UI::instance()->tooltips().set_tip(hide_button, _("Hide this track"));
 188
 189         label_view ();
 190
 191         controls_table.attach (hide_button, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 192         controls_table.attach (visual_button, 1, 2, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 193         controls_table.attach (size_button, 2, 3, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 194         controls_table.attach (automation_button, 3, 4, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 195
 196         if (is_audio_track()) {
 197                 controls_table.attach (playlist_button, 5, 6, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 198
 199         }
 200
 201         /* remove focus from the buttons */
 202
 203         automation_button.unset_flags (Gtk::CAN_FOCUS);
 204         solo_button->unset_flags (Gtk::CAN_FOCUS);
 205         mute_button->unset_flags (Gtk::CAN_FOCUS);
 206         edit_group_button.unset_flags (Gtk::CAN_FOCUS);
 207         size_button.unset_flags (Gtk::CAN_FOCUS);
 208         playlist_button.unset_flags (Gtk::CAN_FOCUS);
 209         hide_button.unset_flags (Gtk::CAN_FOCUS);
 210         visual_button.unset_flags (Gtk::CAN_FOCUS);
 211
 212         /* map current state of the route */
 213
 214         update_diskstream_display ();
 215         solo_changed(0);
 216         mute_changed(0);
 217         redirects_changed (0);
 218         reset_redirect_automation_curves ();
 219         y_position = -1;
 220
 221         ensure_xml_node ();
 222
 223         set_state (*xml_node);
 224
 225         _route.mute_changed.connect (mem_fun(*this, &RouteUI::mute_changed));
 226         _route.solo_changed.connect (mem_fun(*this, &RouteUI::solo_changed));
 227         _route.redirects_changed.connect (mem_fun(*this, &AudioTimeAxisView::redirects_changed));
 228
 229         _route.name_changed.connect (mem_fun(*this, &AudioTimeAxisView::route_name_changed));
 230
 231         if (is_audio_track()) {
 232
 233                 /* track */
 234
 235                 audio_track()->FreezeChange.connect (mem_fun(*this, &AudioTimeAxisView::map_frozen));
 236
 237                 audio_track()->diskstream_changed.connect (mem_fun(*this, &AudioTimeAxisView::diskstream_changed));
 238                 get_diskstream()->speed_changed.connect (mem_fun(*this, &AudioTimeAxisView::speed_changed));
 239
 240                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
 241                 controls_base_selected_name = "AudioTrackControlsBaseSelected";
 242                 controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 243
 244                 /* ask for notifications of any new RegionViews */
 245
 246                 view->AudioRegionViewAdded.connect (mem_fun(*this, &AudioTimeAxisView::region_view_added));
 247
 248                 view->attach ();
 249
 250                 /* pick up the correct freeze state */
 251
 252                 map_frozen ();
 253
 254         } else {
 255
 256                 /* bus */
 257
 258                 controls_ebox.set_name ("BusControlsBaseUnselected");
 259                 controls_base_selected_name = "BusControlsBaseSelected";
 260                 controls_base_unselected_name = "BusControlsBaseUnselected";
 261         }
 262
 263         editor.ZoomChanged.connect (mem_fun(*this, &AudioTimeAxisView::reset_samples_per_unit));
 264         ColorChanged.connect (mem_fun (*this, &AudioTimeAxisView::color_handler));
 265 }
 266
 267 AudioTimeAxisView::~AudioTimeAxisView ()
 268 {
 269         GoingAway (); /* EMIT_SIGNAL */
 270
 271         if (playlist_menu) {
 272                 delete playlist_menu;
 273                 playlist_menu = 0;
 274         }
 275
 276         if (playlist_action_menu) {
 277                 delete playlist_action_menu;
 278                 playlist_action_menu = 0;
 279         }
 280
 281         vector_delete (&redirect_automation_curves);
 282
 283         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
 284                 delete *i;
 285         }
 286
 287         if (view) {
 288                 delete view;
 289                 view = 0;
 290         }
 291 }
 292
 293 guint32
 294 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 295 {
 296         ensure_xml_node ();
 297         xml_node->add_property ("shown_editor", "yes");
 298
 299         return TimeAxisView::show_at (y, nth, parent);
 300 }
 301
 302 void
 303 AudioTimeAxisView::hide ()
 304 {
 305         ensure_xml_node ();
 306         xml_node->add_property ("shown_editor", "no");
 307
 308         TimeAxisView::hide ();
 309 }
 310
 311 void
 312 AudioTimeAxisView::set_playlist (AudioPlaylist *newplaylist)
 313 {
 314         AudioPlaylist *pl;
 315
 316         modified_connection.disconnect ();
 317         state_changed_connection.disconnect ();
 318
 319         if ((pl = dynamic_cast<AudioPlaylist*> (playlist())) != 0) {
 320                 state_changed_connection = pl->StateChanged.connect (mem_fun(*this, &AudioTimeAxisView::playlist_state_changed));
 321                 modified_connection = pl->Modified.connect (mem_fun(*this, &AudioTimeAxisView::playlist_modified));
 322         }
 323 }
 324
 325 void
 326 AudioTimeAxisView::playlist_modified ()
 327 {
 328 }
 329
 330 gint
 331 AudioTimeAxisView::edit_click (GdkEventButton *ev)
 332 {
 333         if (Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
 334                 _route.set_edit_group (0, this);
 335                 return FALSE;
 336         }
 337
 338         using namespace Menu_Helpers;
 339
 340         MenuList& items = edit_group_menu.items ();
 341
 342         items.clear ();
 343         items.push_back (RadioMenuElem (edit_group_menu_radio_group, _("No group"),
 344                                    bind (mem_fun(*this, &AudioTimeAxisView::set_edit_group_from_menu), (RouteGroup *) 0)));
 345
 346         if (_route.edit_group() == 0) {
 347                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 348         }
 349
 350         _session.foreach_edit_group (this, &AudioTimeAxisView::add_edit_group_menu_item);
 351         edit_group_menu.popup (ev->button, ev->time);
 352
 353         return FALSE;
 354 }
 355
 356 void
 357 AudioTimeAxisView::add_edit_group_menu_item (RouteGroup *eg)
 358 {
 359         using namespace Menu_Helpers;
 360
 361         MenuList &items = edit_group_menu.items();
 362         items.push_back (RadioMenuElem (edit_group_menu_radio_group,
 363                                         eg->name(), bind (mem_fun(*this, &AudioTimeAxisView::set_edit_group_from_menu), eg)));
 364         if (_route.edit_group() == eg) {
 365                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 366         }
 367 }
 368
 369 void
 370 AudioTimeAxisView::set_edit_group_from_menu (RouteGroup *eg)
 371
 372 {
 373         _route.set_edit_group (eg, this);
 374 }
 375
 376 void
 377 AudioTimeAxisView::playlist_state_changed (Change ignored)
 378 {
 379         // ENSURE_GUI_THREAD (bind (mem_fun(*this, &AudioTimeAxisView::playlist_state_changed), ignored));
 380         // why are we here ?
 381 }
 382
 383 void
 384 AudioTimeAxisView::playlist_changed ()
 385
 386 {
 387         label_view ();
 388
 389         if (is_audio_track()) {
 390                 set_playlist (get_diskstream()->playlist());
 391         }
 392 }
 393
 394 void
 395 AudioTimeAxisView::label_view ()
 396 {
 397         string x = _route.name();
 398
 399         if (x != name_entry.get_text()) {
 400                 name_entry.set_text (x);
 401         }
 402
 403         ARDOUR_UI::instance()->tooltips().set_tip (name_entry, x);
 404 }
 405
 406 void
 407 AudioTimeAxisView::route_name_changed (void *src)
 408 {
 409         editor.route_name_changed (this);
 410         label_view ();
 411 }
 412
 413 void
 414 AudioTimeAxisView::take_name_changed (void *src)
 415
 416 {
 417         if (src != this) {
 418                 label_view ();
 419         }
 420 }
 421
 422 void
 423 AudioTimeAxisView::playlist_click ()
 424 {
 425         // always build a new action menu
 426
 427         if (playlist_action_menu == 0) {
 428                 playlist_action_menu = new Menu;
 429                 playlist_action_menu->set_name ("ArdourContextMenu");
 430         }
 431
 432         build_playlist_menu(playlist_action_menu);
 433
 434         playlist_action_menu->popup (1, 0);
 435 }
 436
 437 void
 438 AudioTimeAxisView::automation_click ()
 439 {
 440         if (automation_action_menu == 0) {
 441                 /* this seems odd, but the automation action
 442                    menu is built as part of the display menu.
 443                 */
 444                 build_display_menu ();
 445         }
 446         automation_action_menu->popup (1, 0);
 447 }
 448
 449 void
 450 AudioTimeAxisView::show_timestretch (jack_nframes_t start, jack_nframes_t end)
 451 {
 452         double x1;
 453         double x2;
 454         double y2;
 455
 456         TimeAxisView::show_timestretch (start, end);
 457
 458         hide_timestretch ();
 459
 460 #if 0
 461         if (ts.empty()) {
 462                 return;
 463         }
 464
 465
 466         /* check that the time selection was made in our route, or our edit group.
 467            remember that edit_group() == 0 implies the route is *not* in a edit group.
 468         */
 469
 470         if (!(ts.track == this || (ts.group != 0 && ts.group == _route.edit_group()))) {
 471                 /* this doesn't apply to us */
 472                 return;
 473         }
 474
 475         /* ignore it if our edit group is not active */
 476
 477         if ((ts.track != this) && _route.edit_group() && !_route.edit_group()->is_active()) {
 478                 return;
 479         }
 480 #endif
 481
 482         if (timestretch_rect == 0) {
 483                 timestretch_rect = new SimpleRect (*canvas_display);
 484                 timestretch_rect->property_x1() =  0.0;
 485                 timestretch_rect->property_y1() =  0.0;
 486                 timestretch_rect->property_x2() =  0.0;
 487                 timestretch_rect->property_y2() =  0.0;
 488                 timestretch_rect->property_fill_color_rgba() =  color_map[cTimeStretchFill];
 489                 timestretch_rect->property_outline_color_rgba() = color_map[cTimeStretchOutline];
 490         }
 491
 492         timestretch_rect->show ();
 493         timestretch_rect->raise_to_top ();
 494
 495         x1 = start / editor.get_current_zoom();
 496         x2 = (end - 1) / editor.get_current_zoom();
 497         y2 = height - 2;
 498
 499         timestretch_rect->property_x1() = x1;
 500         timestretch_rect->property_y1() = 1.0;
 501         timestretch_rect->property_x2() = x2;
 502         timestretch_rect->property_y2() = y2;
 503 }
 504
 505 void
 506 AudioTimeAxisView::hide_timestretch ()
 507 {
 508         TimeAxisView::hide_timestretch ();
 509
 510         if (timestretch_rect) {
 511                 timestretch_rect->hide ();
 512         }
 513 }
 514
 515 void
 516 AudioTimeAxisView::show_selection (TimeSelection& ts)
 517 {
 518
 519 #if 0
 520         /* ignore it if our edit group is not active or if the selection was started
 521            in some other track or edit group (remember that edit_group() == 0 means
 522            that the track is not in an edit group).
 523         */
 524
 525         if (((ts.track != this && !is_child (ts.track)) && _route.edit_group() && !_route.edit_group()->is_active()) ||
 526             (!(ts.track == this || is_child (ts.track) || (ts.group != 0 && ts.group == _route.edit_group())))) {
 527                 hide_selection ();
 528                 return;
 529         }
 530 #endif
 531
 532         TimeAxisView::show_selection (ts);
 533 }
 534
 535 void
 536 AudioTimeAxisView::set_state (const XMLNode& node)
 537 {
 538         const XMLProperty *prop;
 539
 540         TimeAxisView::set_state (node);
 541
 542         if ((prop = node.property ("shown_editor")) != 0) {
 543                 if (prop->value() == "no") {
 544                         _marked_for_display = false;
 545                 } else {
 546                         _marked_for_display = true;
 547                 }
 548         } else {
 549                 _marked_for_display = true;
 550         }
 551
 552         XMLNodeList nlist = node.children();
 553         XMLNodeConstIterator niter;
 554         XMLNode *child_node;
 555
 556
 557         show_gain_automation = false;
 558         show_pan_automation  = false;
 559
 560         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
 561                 child_node = *niter;
 562
 563                 if (child_node->name() == "gain") {
 564                         XMLProperty *prop=child_node->property ("shown");
 565
 566                         if (prop != 0) {
 567                                 if (prop->value() == "yes") {
 568                                         show_gain_automation = true;
 569                                 }
 570                         }
 571                         continue;
 572                 }
 573
 574                 if (child_node->name() == "pan") {
 575                         XMLProperty *prop=child_node->property ("shown");
 576
 577                         if (prop != 0) {
 578                                 if (prop->value() == "yes") {
 579                                         show_pan_automation = true;
 580                                 }
 581                         }
 582                         continue;
 583                 }
 584         }
 585 }
 586
 587 void
 588 AudioTimeAxisView::set_height (TrackHeight h)
 589 {
 590         bool height_changed = (h != height_style);
 591
 592         TimeAxisView::set_height (h);
 593
 594         ensure_xml_node ();
 595
 596         view->set_height ((double) height);
 597
 598         switch (height_style) {
 599         case Largest:
 600                 xml_node->add_property ("track_height", "largest");
 601                 show_name_entry ();
 602                 hide_name_label ();
 603                 controls_table.show_all();
 604                 break;
 605         case Large:
 606                 xml_node->add_property ("track_height", "large");
 607                 show_name_entry ();
 608                 hide_name_label ();
 609                 controls_table.show_all();
 610                 break;
 611         case Larger:
 612                 xml_node->add_property ("track_height", "larger");
 613                 show_name_entry ();
 614                 hide_name_label ();
 615                 controls_table.show_all();
 616                 break;
 617         case Normal:
 618                 xml_node->add_property ("track_height", "normal");
 619                 show_name_entry ();
 620                 hide_name_label ();
 621                 controls_table.show_all();
 622                 break;
 623         case Smaller:
 624                 xml_node->add_property ("track_height", "smaller");
 625                 controls_table.show_all ();
 626                 show_name_entry ();
 627                 hide_name_label ();
 628                 edit_group_button.hide ();
 629                 hide_button.hide ();
 630                 visual_button.hide ();
 631                 size_button.hide ();
 632                 automation_button.hide ();
 633                 playlist_button.hide ();
 634                 break;
 635         case Small:
 636                 xml_node->add_property ("track_height", "small");
 637                 controls_table.hide_all ();
 638                 controls_table.show ();
 639                 hide_name_entry ();
 640                 show_name_label ();
 641                 name_label.set_text (_route.name());
 642                 break;
 643         }
 644
 645         if (height_changed) {
 646                 /* only emit the signal if the height really changed */
 647                  _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 648         }
 649 }
 650
 651 void
 652 AudioTimeAxisView::select_track_color ()
 653 {
 654         if (RouteUI::choose_color ()) {
 655
 656                 if (view) {
 657                         view->apply_color (_color, StreamView::RegionColor);
 658                 }
 659         }
 660 }
 661
 662 void
 663 AudioTimeAxisView::reset_redirect_automation_curves ()
 664 {
 665         for (vector<RedirectAutomationLine*>::iterator i = redirect_automation_curves.begin(); i != redirect_automation_curves.end(); ++i) {
 666                 (*i)->reset();
 667         }
 668 }
 669
 670 void
 671 AudioTimeAxisView::reset_samples_per_unit ()
 672 {
 673         set_samples_per_unit (editor.get_current_zoom());
 674 }
 675
 676 void
 677 AudioTimeAxisView::set_samples_per_unit (double spu)
 678 {
 679         double speed = 1.0;
 680
 681         if (get_diskstream() != 0) {
 682                 speed = get_diskstream()->speed();
 683         }
 684
 685         if (view) {
 686                 view->set_samples_per_unit (spu * speed);
 687         }
 688
 689         TimeAxisView::set_samples_per_unit (spu * speed);
 690 }
 691
 692 void
 693 AudioTimeAxisView::build_display_menu ()
 694 {
 695         using namespace Menu_Helpers;
 696
 697         /* get the size menu ready */
 698
 699         build_size_menu ();
 700
 701         /* prepare it */
 702
 703         TimeAxisView::build_display_menu ();
 704
 705         /* now fill it with our stuff */
 706
 707         MenuList& items = display_menu->items();
 708         display_menu->set_name ("ArdourContextMenu");
 709
 710         items.push_back (MenuElem (_("Height"), *size_menu));
 711         items.push_back (MenuElem (_("Color"), mem_fun(*this, &AudioTimeAxisView::select_track_color)));
 712
 713
 714         items.push_back (SeparatorElem());
 715         items.push_back (MenuElem (_("Hide all crossfades"), mem_fun(*this, &AudioTimeAxisView::hide_all_xfades)));
 716         items.push_back (MenuElem (_("Show all crossfades"), mem_fun(*this, &AudioTimeAxisView::show_all_xfades)));
 717         items.push_back (SeparatorElem());
 718
 719
 720         automation_action_menu = manage (new Menu);
 721         MenuList& automation_items = automation_action_menu->items();
 722         automation_action_menu->set_name ("ArdourContextMenu");
 723
 724         automation_items.push_back (MenuElem (_("show all automation"),
 725                                               mem_fun(*this, &AudioTimeAxisView::show_all_automation)));
 726
 727         automation_items.push_back (MenuElem (_("show existing automation"),
 728                                               mem_fun(*this, &AudioTimeAxisView::show_existing_automation)));
 729
 730         automation_items.push_back (MenuElem (_("hide all automation"),
 731                                               mem_fun(*this, &AudioTimeAxisView::hide_all_automation)));
 732
 733         automation_items.push_back (SeparatorElem());
 734
 735         automation_items.push_back (CheckMenuElem (_("gain"),
 736                                                    mem_fun(*this, &AudioTimeAxisView::toggle_gain_track)));
 737         gain_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
 738         gain_automation_item->set_active(show_gain_automation);
 739
 740         automation_items.push_back (CheckMenuElem (_("pan"),
 741                                                    mem_fun(*this, &AudioTimeAxisView::toggle_pan_track)));
 742         pan_automation_item = static_cast<CheckMenuItem*> (&automation_items.back());
 743         pan_automation_item->set_active(show_pan_automation);
 744
 745         automation_items.push_back (MenuElem (_("Plugins"), subplugin_menu));
 746
 747         items.push_back (MenuElem (_("Automation"), *automation_action_menu));
 748
 749         Menu *waveform_menu = manage(new Menu);
 750         MenuList& waveform_items = waveform_menu->items();
 751         waveform_menu->set_name ("ArdourContextMenu");
 752
 753         waveform_items.push_back (CheckMenuElem (_("Show waveforms"), mem_fun(*this, &AudioTimeAxisView::toggle_waveforms)));
 754         waveform_item = static_cast<CheckMenuItem *> (&waveform_items.back());
 755         ignore_toggle = true;
 756         waveform_item->set_active (editor.show_waveforms());
 757         ignore_toggle = false;
 758
 759         RadioMenuItem::Group group;
 760
 761         waveform_items.push_back (RadioMenuElem (group, _("Traditional"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Traditional)));
 762         traditional_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 763
 764         waveform_items.push_back (RadioMenuElem (group, _("Rectified"), bind (mem_fun(*this, &AudioTimeAxisView::set_waveform_shape), Rectified)));
 765         rectified_item = static_cast<RadioMenuItem *> (&waveform_items.back());
 766
 767         items.push_back (MenuElem (_("Waveform"), *waveform_menu));
 768
 769         if (is_audio_track()) {
 770
 771                 Menu* alignment_menu = manage (new Menu);
 772                 MenuList& alignment_items = alignment_menu->items();
 773                 alignment_menu->set_name ("ArdourContextMenu");
 774
 775                 RadioMenuItem::Group align_group;
 776
 777                 alignment_items.push_back (RadioMenuElem (align_group, _("align with existing material"), bind (mem_fun(*this, &AudioTimeAxisView::set_align_style), ExistingMaterial)));
 778                 align_existing_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 779                 if (get_diskstream()->alignment_style() == ExistingMaterial) {
 780                         align_existing_item->set_active();
 781                 }
 782                 alignment_items.push_back (RadioMenuElem (align_group, _("align with capture time"), bind (mem_fun(*this, &AudioTimeAxisView::set_align_style), CaptureTime)));
 783                 align_capture_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 784                 if (get_diskstream()->alignment_style() == CaptureTime) {
 785                         align_capture_item->set_active();
 786                 }
 787
 788                 items.push_back (MenuElem (_("Alignment"), *alignment_menu));
 789
 790                 get_diskstream()->AlignmentStyleChanged.connect (mem_fun(*this, &AudioTimeAxisView::align_style_changed));
 791         }
 792
 793         items.push_back (SeparatorElem());
 794         items.push_back (CheckMenuElem (_("Active"), mem_fun(*this, &RouteUI::toggle_route_active)));
 795         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 796         route_active_menu_item->set_active (_route.active());
 797
 798         items.push_back (SeparatorElem());
 799         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
 800
 801 }
 802
 803 void
 804 AudioTimeAxisView::align_style_changed ()
 805 {
 806         switch (get_diskstream()->alignment_style()) {
 807         case ExistingMaterial:
 808                 if (!align_existing_item->get_active()) {
 809                         align_existing_item->set_active();
 810                 }
 811                 break;
 812         case CaptureTime:
 813                 if (!align_capture_item->get_active()) {
 814                         align_capture_item->set_active();
 815                 }
 816                 break;
 817         }
 818 }
 819
 820 void
 821 AudioTimeAxisView::set_align_style (AlignStyle style)
 822 {
 823         get_diskstream()->set_align_style (style);
 824 }
 825
 826 void
 827 AudioTimeAxisView::rename_current_playlist ()
 828 {
 829         ArdourPrompter prompter (true);
 830         string name;
 831
 832         AudioPlaylist *pl;
 833         DiskStream *ds;
 834
 835         /* neither conditions are supposed to be true at this
 836            time, but to leave the design flexible, allow
 837            them to be in the future without causing crashes
 838         */
 839
 840         if (((ds = get_diskstream()) == 0) ||((pl = ds->playlist()) == 0)) {
 841                 return;
 842         }
 843
 844         prompter.set_prompt (_("Name for playlist"));
 845         prompter.set_initial_text (pl->name());
 846
 847         switch (prompter.run ()) {
 848         case Gtk::RESPONSE_ACCEPT:
 849                 prompter.get_result (name);
 850                 if (name.length()) {
 851                         pl->set_name (name);
 852                 }
 853                 break;
 854
 855         default:
 856                 break;
 857         }
 858 }
 859
 860 void
 861 AudioTimeAxisView::use_copy_playlist ()
 862 {
 863         AudioPlaylist *pl;
 864         DiskStream *ds;
 865         string name;
 866
 867         /* neither conditions are supposed to be true at this
 868            time, but to leave the design flexible, allow
 869            them to be in the future without causing crashes
 870         */
 871
 872         if (((ds = get_diskstream()) == 0) || ((pl = ds->playlist()) == 0)) {
 873                 return;
 874         }
 875
 876         ArdourPrompter prompter (true);
 877         string new_name = Playlist::bump_name (pl->name(), _session);
 878
 879         prompter.set_prompt (_("Name for playlist"));
 880         prompter.set_initial_text (new_name);
 881         prompter.show_all ();
 882
 883         switch (prompter.run ()) {
 884         case Gtk::RESPONSE_ACCEPT:
 885                 prompter.get_result (name);
 886                 if (name.length()) {
 887                         ds->use_copy_playlist ();
 888                         pl = ds->playlist();
 889                         pl->set_name (name);
 890                 }
 891                 break;
 892
 893         default:
 894                 break;
 895         }
 896 }
 897
 898 void
 899 AudioTimeAxisView::use_new_playlist ()
 900 {
 901         AudioPlaylist *pl;
 902         DiskStream *ds;
 903         string name;
 904
 905         /* neither conditions are supposed to be true at this
 906            time, but to leave the design flexible, allow
 907            them to be in the future without causing crashes
 908         */
 909
 910         if (((ds = get_diskstream()) == 0) || ((pl = ds->playlist()) == 0)) {
 911                 return;
 912         }
 913
 914         ArdourPrompter prompter (true);
 915         string new_name = Playlist::bump_name (pl->name(), _session);
 916
 917         prompter.set_prompt (_("Name for playlist"));
 918         prompter.set_initial_text (new_name);
 919
 920         switch (prompter.run ()) {
 921         case Gtk::RESPONSE_ACCEPT:
 922                 prompter.get_result (name);
 923                 if (name.length()) {
 924                         ds->use_new_playlist ();
 925                         pl = ds->playlist();
 926                         pl->set_name (name);
 927                 }
 928                 break;
 929
 930         default:
 931                 break;
 932         }
 933 }
 934
 935 void
 936 AudioTimeAxisView::clear_playlist ()
 937 {
 938         AudioPlaylist *pl;
 939         DiskStream *ds;
 940
 941         if ((ds = get_diskstream()) != 0) {
 942                 if ((pl = ds->playlist()) != 0) {
 943                         editor.clear_playlist (*pl);
 944                 }
 945         }
 946 }
 947
 948 void
 949 AudioTimeAxisView::toggle_waveforms ()
 950 {
 951         if (view && waveform_item && !ignore_toggle) {
 952                 view->set_show_waveforms (waveform_item->get_active());
 953         }
 954 }
 955
 956 void
 957 AudioTimeAxisView::set_show_waveforms (bool yn)
 958 {
 959         if (waveform_item) {
 960                 waveform_item->set_active (yn);
 961         } else {
 962                 view->set_show_waveforms (yn);
 963         }
 964 }
 965
 966 void
 967 AudioTimeAxisView::set_show_waveforms_recording (bool yn)
 968 {
 969         if (view) {
 970                 view->set_show_waveforms_recording (yn);
 971         }
 972 }
 973
 974 void
 975 AudioTimeAxisView::set_waveform_shape (WaveformShape shape)
 976 {
 977         if (view) {
 978                 view->set_waveform_shape (shape);
 979         }
 980 }
 981
 982 void
 983 AudioTimeAxisView::speed_changed ()
 984 {
 985         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AudioTimeAxisView::reset_samples_per_unit));
 986 }
 987
 988 void
 989 AudioTimeAxisView::diskstream_changed (void *src)
 990 {
 991         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AudioTimeAxisView::update_diskstream_display));
 992 }
 993
 994 void
 995 AudioTimeAxisView::update_diskstream_display ()
 996 {
 997         DiskStream *ds;
 998
 999         if ((ds = get_diskstream()) != 0) {
1000                 set_playlist (ds->playlist ());
1001         }
1002
1003         map_frozen ();
1004 }
1005
1006 void
1007 AudioTimeAxisView::selection_click (GdkEventButton* ev)
1008 {
1009         PublicEditor::TrackViewList* tracks = editor.get_valid_views (this, _route.edit_group());
1010
1011         switch (Keyboard::selection_type (ev->state)) {
1012         case Selection::Toggle:
1013                 editor.get_selection().toggle (*tracks);
1014                 break;
1015
1016         case Selection::Set:
1017                 editor.get_selection().set (*tracks);
1018                 break;
1019
1020         case Selection::Extend:
1021                 /* not defined yet */
1022                 break;
1023         }
1024
1025         delete tracks;
1026 }
1027
1028 void
1029 AudioTimeAxisView::set_selected_regionviews (AudioRegionSelection& regions)
1030 {
1031         if (view) {
1032                 view->set_selected_regionviews (regions);
1033         }
1034 }
1035
1036 void
1037 AudioTimeAxisView::set_selected_points (PointSelection& points)
1038 {
1039         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1040                 (*i)->set_selected_points (points);
1041         }
1042 }
1043
1044 void
1045 AudioTimeAxisView::get_selectables (jack_nframes_t start, jack_nframes_t end, double top, double bot, list<Selectable*>& results)
1046 {
1047         double speed = 1.0;
1048
1049         if (get_diskstream() != 0) {
1050                 speed = get_diskstream()->speed();
1051         }
1052
1053         jack_nframes_t start_adjusted = session_frame_to_track_frame(start, speed);
1054         jack_nframes_t end_adjusted   = session_frame_to_track_frame(end, speed);
1055
1056         if (view && touched (top, bot)) {
1057                 view->get_selectables (start_adjusted, end_adjusted, results);
1058         }
1059
1060         /* pick up visible automation tracks */
1061
1062         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1063                 if (!(*i)->hidden()) {
1064                         (*i)->get_selectables (start_adjusted, end_adjusted, top, bot, results);
1065                 }
1066         }
1067 }
1068
1069 void
1070 AudioTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& results)
1071 {
1072         if (view) {
1073                 view->get_inverted_selectables (sel, results);
1074         }
1075
1076         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1077                 if (!(*i)->hidden()) {
1078                         (*i)->get_inverted_selectables (sel, results);
1079                 }
1080         }
1081
1082         return;
1083 }
1084
1085 RouteGroup*
1086 AudioTimeAxisView::edit_group() const
1087 {
1088         return _route.edit_group();
1089 }
1090
1091 string
1092 AudioTimeAxisView::name() const
1093 {
1094         return _route.name();
1095 }
1096
1097 Playlist *
1098 AudioTimeAxisView::playlist () const
1099 {
1100         DiskStream *ds;
1101
1102         if ((ds = get_diskstream()) != 0) {
1103                 return ds->playlist();
1104         } else {
1105                 return 0;
1106         }
1107 }
1108
1109 void
1110 AudioTimeAxisView::name_entry_changed ()
1111 {
1112         string x;
1113
1114         x = name_entry.get_text ();
1115
1116         if (x == _route.name()) {
1117                 return;
1118         }
1119
1120         if (x.length() == 0) {
1121                 name_entry.set_text (_route.name());
1122                 return;
1123         }
1124
1125         strip_whitespace_edges(x);
1126
1127         if (_session.route_name_unique (x)) {
1128                 _route.set_name (x, this);
1129         } else {
1130                 ARDOUR_UI::instance()->popup_error (_("a track already exists with that name"));
1131                 name_entry.set_text (_route.name());
1132         }
1133 }
1134
1135 void
1136 AudioTimeAxisView::visual_click ()
1137 {
1138         popup_display_menu (0);
1139 }
1140
1141 void
1142 AudioTimeAxisView::hide_click ()
1143 {
1144         editor.hide_track_in_display (*this);
1145 }
1146
1147 Region*
1148 AudioTimeAxisView::find_next_region (jack_nframes_t pos, RegionPoint point, int32_t dir)
1149 {
1150         DiskStream *stream;
1151         AudioPlaylist *playlist;
1152
1153         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1154                 return playlist->find_next_region (pos, point, dir);
1155         }
1156
1157         return 0;
1158 }
1159
1160 void
1161 AudioTimeAxisView::add_gain_automation_child ()
1162 {
1163         XMLProperty* prop;
1164         AutomationLine* line;
1165
1166         gain_track = new GainAutomationTimeAxisView (_session,
1167                                                      _route,
1168                                                      editor,
1169                                                      *this,
1170                                                      parent_canvas,
1171                                                      _("gain"),
1172                                                      _route.gain_automation_curve());
1173
1174         line = new AutomationGainLine ("automation gain",
1175                                        _session,
1176                                        *gain_track,
1177                                        *gain_track->canvas_display,
1178                                        _route.gain_automation_curve());
1179
1180         line->set_line_color (color_map[cAutomationLine]);
1181
1182
1183         gain_track->add_line (*line);
1184
1185         add_child (gain_track);
1186
1187         gain_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::gain_hidden));
1188
1189         bool hideit = true;
1190
1191         XMLNode* node;
1192
1193         if ((node = gain_track->get_state_node()) != 0) {
1194                 if  ((prop = node->property ("shown")) != 0) {
1195                         if (prop->value() == "yes") {
1196                                 hideit = false;
1197                         }
1198                 }
1199         }
1200
1201         if (hideit) {
1202                 gain_track->hide ();
1203         }
1204 }
1205
1206 void
1207 AudioTimeAxisView::add_pan_automation_child ()
1208 {
1209         XMLProperty* prop;
1210
1211         pan_track = new PanAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, _("pan"));
1212
1213         update_pans ();
1214
1215         add_child (pan_track);
1216
1217         pan_track->Hiding.connect (mem_fun(*this, &AudioTimeAxisView::pan_hidden));
1218
1219         ensure_xml_node ();
1220         bool hideit = true;
1221
1222         XMLNode* node;
1223
1224         if ((node = pan_track->get_state_node()) != 0) {
1225                 if ((prop = node->property ("shown")) != 0) {
1226                         if (prop->value() == "yes") {
1227                                 hideit = false;
1228                         }
1229                 }
1230         }
1231
1232         if (hideit) {
1233                 pan_track->hide ();
1234         }
1235 }
1236
1237 void
1238 AudioTimeAxisView::update_pans ()
1239 {
1240         Panner::iterator p;
1241
1242         pan_track->clear_lines ();
1243
1244         /* we don't draw lines for "greater than stereo" panning.
1245          */
1246
1247         if (_route.n_outputs() > 2) {
1248                 return;
1249         }
1250
1251         for (p = _route.panner().begin(); p != _route.panner().end(); ++p) {
1252
1253                 AutomationLine* line;
1254
1255                 line = new AutomationPanLine ("automation pan", _session, *pan_track,
1256                                               *pan_track->canvas_display,
1257                                               (*p)->automation());
1258
1259                 if (p == _route.panner().begin()) {
1260                         /* first line is a nice orange */
1261                         line->set_line_color (color_map[cLeftPanAutomationLine]);
1262                 } else {
1263                         /* second line is a nice blue */
1264                         line->set_line_color (color_map[cRightPanAutomationLine]);
1265                 }
1266
1267                 pan_track->add_line (*line);
1268         }
1269 }
1270
1271 void
1272 AudioTimeAxisView::toggle_gain_track ()
1273 {
1274
1275         bool showit = gain_automation_item->get_active();
1276
1277         if (showit != gain_track->marked_for_display()) {
1278                 if (showit) {
1279                         gain_track->set_marked_for_display (true);
1280                         gain_track->canvas_display->show();
1281                         gain_track->get_state_node()->add_property ("shown", X_("yes"));
1282                 } else {
1283                         gain_track->set_marked_for_display (false);
1284                         gain_track->hide ();
1285                         gain_track->get_state_node()->add_property ("shown", X_("no"));
1286                 }
1287
1288                 /* now trigger a redisplay */
1289
1290                 if (!no_redraw) {
1291                          _route.gui_changed (X_("track_height"), (void *) 0); /* EMIT_SIGNAL */
1292                 }
1293         }
1294 }
1295
1296 void
1297 AudioTimeAxisView::gain_hidden ()
1298 {
1299         gain_track->get_state_node()->add_property (X_("shown"), X_("no"));
1300
1301         if (gain_automation_item && !_hidden) {
1302                 gain_automation_item->set_active (false);
1303         }
1304
1305          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1306 }
1307
1308 void
1309 AudioTimeAxisView::toggle_pan_track ()
1310 {
1311         bool showit = pan_automation_item->get_active();
1312
1313         if (showit != pan_track->marked_for_display()) {
1314                 if (showit) {
1315                         pan_track->set_marked_for_display (true);
1316                         pan_track->canvas_display->show();
1317                         pan_track->get_state_node()->add_property ("shown", X_("yes"));
1318                 } else {
1319                         pan_track->set_marked_for_display (false);
1320                         pan_track->hide ();
1321                         pan_track->get_state_node()->add_property ("shown", X_("no"));
1322                 }
1323
1324                 /* now trigger a redisplay */
1325
1326                 if (!no_redraw) {
1327                          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1328                 }
1329         }
1330 }
1331
1332 void
1333 AudioTimeAxisView::pan_hidden ()
1334 {
1335         pan_track->get_state_node()->add_property ("shown", "no");
1336
1337         if (pan_automation_item && !_hidden) {
1338                 pan_automation_item->set_active (false);
1339         }
1340
1341          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1342 }
1343
1344 AudioTimeAxisView::RedirectAutomationInfo::~RedirectAutomationInfo ()
1345 {
1346         for (vector<RedirectAutomationNode*>::iterator i = lines.begin(); i != lines.end(); ++i) {
1347                 delete *i;
1348         }
1349 }
1350
1351
1352 AudioTimeAxisView::RedirectAutomationNode::~RedirectAutomationNode ()
1353 {
1354         parent.remove_ran (this);
1355
1356         if (view) {
1357                 delete view;
1358         }
1359 }
1360
1361 void
1362 AudioTimeAxisView::remove_ran (RedirectAutomationNode* ran)
1363 {
1364         if (ran->view) {
1365                 remove_child (ran->view);
1366         }
1367 }
1368
1369 AudioTimeAxisView::RedirectAutomationNode*
1370 AudioTimeAxisView::find_redirect_automation_node (Redirect *redirect, uint32_t what)
1371 {
1372         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1373
1374                 if ((*i)->redirect == redirect) {
1375
1376                         for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1377                                 if ((*ii)->what == what) {
1378                                         return *ii;
1379                                 }
1380                         }
1381                 }
1382         }
1383
1384         return 0;
1385 }
1386
1387 static string
1388 legalize_for_xml_node (string str)
1389 {
1390         string::size_type pos;
1391         string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_+=:";
1392         string legal;
1393
1394         legal = str;
1395         pos = 0;
1396
1397         while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
1398                 legal.replace (pos, 1, "_");
1399                 pos += 1;
1400         }
1401
1402         return legal;
1403 }
1404
1405
1406 void
1407 AudioTimeAxisView::add_redirect_automation_curve (Redirect *redirect, uint32_t what)
1408 {
1409         RedirectAutomationLine* ral;
1410         string name;
1411         RedirectAutomationNode* ran;
1412
1413         if ((ran = find_redirect_automation_node (redirect, what)) == 0) {
1414                 fatal << _("programming error: ")
1415                       << string_compose (X_("redirect automation curve for %1:%2 not registered with audio track!"),
1416                                   redirect->name(), what)
1417                       << endmsg;
1418                 /*NOTREACHED*/
1419                 return;
1420         }
1421
1422         if (ran->view) {
1423                 return;
1424         }
1425
1426         name = redirect->describe_parameter (what);
1427
1428         /* create a string that is a legal XML node name that can be used to refer to this redirect+port combination */
1429
1430         char state_name[256];
1431         snprintf (state_name, sizeof (state_name), "Redirect-%s-%" PRIu32, legalize_for_xml_node (redirect->name()).c_str(), what);
1432
1433         ran->view = new RedirectAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, name, what, *redirect, state_name);
1434
1435         ral = new RedirectAutomationLine (name,
1436                                           *redirect, what, _session, *ran->view,
1437                                           *ran->view->canvas_display, redirect->automation_list (what));
1438
1439         ral->set_line_color (color_map[cRedirectAutomationLine]);
1440         ral->queue_reset ();
1441
1442         ran->view->add_line (*ral);
1443
1444         ran->view->Hiding.connect (bind (mem_fun(*this, &AudioTimeAxisView::redirect_automation_track_hidden), ran, redirect));
1445
1446         if (!ran->view->marked_for_display()) {
1447                 ran->view->hide ();
1448         } else {
1449                 ran->menu_item->set_active (true);
1450         }
1451
1452         add_child (ran->view);
1453
1454         view->foreach_regionview (bind (mem_fun(*this, &AudioTimeAxisView::add_ghost_to_redirect), ran->view));
1455
1456         redirect->mark_automation_visible (what, true);
1457 }
1458
1459 void
1460 AudioTimeAxisView::redirect_automation_track_hidden (AudioTimeAxisView::RedirectAutomationNode* ran, Redirect* r)
1461 {
1462         if (!_hidden) {
1463                 ran->menu_item->set_active (false);
1464         }
1465
1466         r->mark_automation_visible (ran->what, false);
1467
1468          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1469 }
1470
1471 void
1472 AudioTimeAxisView::add_existing_redirect_automation_curves (Redirect *redirect)
1473 {
1474         set<uint32_t> s;
1475         RedirectAutomationLine *ral;
1476
1477         redirect->what_has_visible_automation (s);
1478
1479         for (set<uint32_t>::iterator i = s.begin(); i != s.end(); ++i) {
1480
1481                 if ((ral = find_redirect_automation_curve (redirect, *i)) != 0) {
1482                         ral->queue_reset ();
1483                 } else {
1484                         add_redirect_automation_curve (redirect, (*i));
1485                 }
1486         }
1487 }
1488
1489 void
1490 AudioTimeAxisView::add_redirect_to_subplugin_menu (Redirect* r)
1491 {
1492         using namespace Menu_Helpers;
1493         RedirectAutomationInfo *rai;
1494         list<RedirectAutomationInfo*>::iterator x;
1495
1496         const std::set<uint32_t>& automatable = r->what_can_be_automated ();
1497         std::set<uint32_t> has_visible_automation;
1498
1499         r->what_has_visible_automation(has_visible_automation);
1500
1501         if (automatable.empty()) {
1502                 return;
1503         }
1504
1505         for (x = redirect_automation.begin(); x != redirect_automation.end(); ++x) {
1506                 if ((*x)->redirect == r) {
1507                         break;
1508                 }
1509         }
1510
1511         if (x == redirect_automation.end()) {
1512
1513                 rai = new RedirectAutomationInfo (r);
1514                 redirect_automation.push_back (rai);
1515
1516         } else {
1517
1518                 rai = *x;
1519
1520         }
1521
1522         /* any older menu was deleted at the top of redirects_changed()
1523            when we cleared the subplugin menu.
1524         */
1525
1526         rai->menu = manage (new Menu);
1527         MenuList& items = rai->menu->items();
1528         rai->menu->set_name ("ArdourContextMenu");
1529
1530         items.clear ();
1531
1532         for (std::set<uint32_t>::const_iterator i = automatable.begin(); i != automatable.end(); ++i) {
1533
1534                 RedirectAutomationNode* ran;
1535                 CheckMenuItem* mitem;
1536
1537                 string name = r->describe_parameter (*i);
1538
1539                 items.push_back (CheckMenuElem (name));
1540                 mitem = dynamic_cast<CheckMenuItem*> (&items.back());
1541
1542                 if (has_visible_automation.find((*i)) != has_visible_automation.end()) {
1543                         mitem->set_active(true);
1544                 }
1545
1546                 if ((ran = find_redirect_automation_node (r, *i)) == 0) {
1547
1548                         /* new item */
1549
1550                         ran = new RedirectAutomationNode (*i, mitem, *this);
1551
1552                         rai->lines.push_back (ran);
1553
1554                 } else {
1555
1556                         ran->menu_item = mitem;
1557
1558                 }
1559
1560                 mitem->signal_toggled().connect (bind (mem_fun(*this, &AudioTimeAxisView::redirect_menu_item_toggled), rai, ran));
1561         }
1562
1563         /* add the menu for this redirect, because the subplugin
1564            menu is always cleared at the top of redirects_changed().
1565            this is the result of some poor design in gtkmm and/or
1566            GTK+.
1567         */
1568
1569         subplugin_menu.items().push_back (MenuElem (r->name(), *rai->menu));
1570         rai->valid = true;
1571 }
1572
1573 void
1574 AudioTimeAxisView::redirect_menu_item_toggled (AudioTimeAxisView::RedirectAutomationInfo* rai,
1575                                                AudioTimeAxisView::RedirectAutomationNode* ran)
1576 {
1577         bool showit = ran->menu_item->get_active();
1578         bool redraw = false;
1579
1580         if (ran->view == 0 && showit) {
1581                 add_redirect_automation_curve (rai->redirect, ran->what);
1582                 redraw = true;
1583         }
1584
1585         if (showit != ran->view->marked_for_display()) {
1586
1587                 if (showit) {
1588                         ran->view->set_marked_for_display (true);
1589                         ran->view->canvas_display->show();
1590                 } else {
1591                         rai->redirect->mark_automation_visible (ran->what, true);
1592                         ran->view->set_marked_for_display (false);
1593                         ran->view->hide ();
1594                 }
1595
1596                 redraw = true;
1597
1598         }
1599
1600         if (redraw && !no_redraw) {
1601
1602                 /* now trigger a redisplay */
1603
1604                  _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1605
1606         }
1607 }
1608
1609 void
1610 AudioTimeAxisView::redirects_changed (void *src)
1611 {
1612         using namespace Menu_Helpers;
1613
1614         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1615                 (*i)->valid = false;
1616         }
1617
1618         subplugin_menu.items().clear ();
1619
1620         _route.foreach_redirect (this, &AudioTimeAxisView::add_redirect_to_subplugin_menu);
1621         _route.foreach_redirect (this, &AudioTimeAxisView::add_existing_redirect_automation_curves);
1622
1623         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ) {
1624
1625                 list<RedirectAutomationInfo*>::iterator tmp;
1626
1627                 tmp = i;
1628                 ++tmp;
1629
1630                 if (!(*i)->valid) {
1631
1632                         delete *i;
1633                         redirect_automation.erase (i);
1634
1635                 }
1636
1637                 i = tmp;
1638         }
1639
1640         /* change in visibility was possible */
1641
1642         _route.gui_changed ("track_height", this);
1643 }
1644
1645 RedirectAutomationLine *
1646 AudioTimeAxisView::find_redirect_automation_curve (Redirect *redirect, uint32_t what)
1647 {
1648         RedirectAutomationNode* ran;
1649
1650         if ((ran = find_redirect_automation_node (redirect, what)) != 0) {
1651                 if (ran->view) {
1652                         return dynamic_cast<RedirectAutomationLine*> (ran->view->lines.front());
1653                 }
1654         }
1655
1656         return 0;
1657 }
1658
1659 void
1660 AudioTimeAxisView::show_all_automation ()
1661 {
1662         no_redraw = true;
1663
1664         pan_automation_item->set_active (true);
1665         gain_automation_item->set_active (true);
1666
1667         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1668                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1669                         if ((*ii)->view == 0) {
1670                                 add_redirect_automation_curve ((*i)->redirect, (*ii)->what);
1671                         }
1672
1673                         (*ii)->menu_item->set_active (true);
1674                 }
1675         }
1676
1677         no_redraw = false;
1678
1679          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1680 }
1681
1682 void
1683 AudioTimeAxisView::show_existing_automation ()
1684 {
1685         no_redraw = true;
1686
1687         pan_automation_item->set_active (true);
1688         gain_automation_item->set_active (true);
1689
1690         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1691                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1692                         if ((*ii)->view != 0) {
1693                                 (*ii)->menu_item->set_active (true);
1694                         }
1695                 }
1696         }
1697
1698         no_redraw = false;
1699
1700          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1701 }
1702
1703 void
1704 AudioTimeAxisView::hide_all_automation ()
1705 {
1706         no_redraw = true;
1707
1708         pan_automation_item->set_active (false);
1709         gain_automation_item->set_active (false);
1710
1711         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1712                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1713                         (*ii)->menu_item->set_active (false);
1714                 }
1715         }
1716
1717         no_redraw = false;
1718          _route.gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1719 }
1720
1721 bool
1722 AudioTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
1723 {
1724         Playlist* what_we_got;
1725         DiskStream* ds = get_diskstream();
1726         Playlist* playlist;
1727         bool ret = false;
1728
1729         if (ds == 0) {
1730                 /* route is a bus, not a track */
1731                 return false;
1732         }
1733
1734         playlist = ds->playlist();
1735
1736
1737         TimeSelection time (selection.time);
1738         float speed = ds->speed();
1739         if (speed != 1.0f) {
1740                 for (TimeSelection::iterator i = time.begin(); i != time.end(); ++i) {
1741                         (*i).start = session_frame_to_track_frame((*i).start, speed);
1742                         (*i).end   = session_frame_to_track_frame((*i).end,   speed);
1743                 }
1744         }
1745
1746         switch (op) {
1747         case Cut:
1748                 _session.add_undo (playlist->get_memento());
1749                 if ((what_we_got = playlist->cut (time)) != 0) {
1750                         editor.get_cut_buffer().add (what_we_got);
1751                         _session.add_redo_no_execute (playlist->get_memento());
1752                         ret = true;
1753                 }
1754                 break;
1755         case Copy:
1756                 if ((what_we_got = playlist->copy (time)) != 0) {
1757                         editor.get_cut_buffer().add (what_we_got);
1758                 }
1759                 break;
1760
1761         case Clear:
1762                 _session.add_undo (playlist->get_memento());
1763                 if ((what_we_got = playlist->cut (time)) != 0) {
1764                         _session.add_redo_no_execute (playlist->get_memento());
1765                         what_we_got->unref ();
1766                         ret = true;
1767                 }
1768                 break;
1769         }
1770
1771         return ret;
1772 }
1773
1774 bool
1775 AudioTimeAxisView::paste (jack_nframes_t pos, float times, Selection& selection, size_t nth)
1776 {
1777         if (!is_audio_track()) {
1778                 return false;
1779         }
1780
1781         Playlist* playlist = get_diskstream()->playlist();
1782         PlaylistSelection::iterator p;
1783
1784         for (p = selection.playlists.begin(); p != selection.playlists.end() && nth; ++p, --nth);
1785
1786         if (p == selection.playlists.end()) {
1787                 return false;
1788         }
1789
1790         if (get_diskstream()->speed() != 1.0f)
1791                 pos = session_frame_to_track_frame(pos, get_diskstream()->speed() );
1792
1793         _session.add_undo (playlist->get_memento());
1794         playlist->paste (**p, pos, times);
1795         _session.add_redo_no_execute (playlist->get_memento());
1796
1797         return true;
1798 }
1799
1800 void
1801 AudioTimeAxisView::region_view_added (AudioRegionView* arv)
1802 {
1803         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1804                 AutomationTimeAxisView* atv;
1805
1806                 if ((atv = dynamic_cast<AutomationTimeAxisView*> (*i)) != 0) {
1807                         arv->add_ghost (*atv);
1808                 }
1809         }
1810 }
1811
1812 void
1813 AudioTimeAxisView::add_ghost_to_redirect (AudioRegionView* arv, AutomationTimeAxisView* atv)
1814 {
1815         arv->add_ghost (*atv);
1816 }
1817
1818 list<TimeAxisView*>
1819 AudioTimeAxisView::get_child_list()
1820 {
1821
1822         list<TimeAxisView*>redirect_children;
1823
1824         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1825                 if (!(*i)->hidden()) {
1826                         redirect_children.push_back(*i);
1827                 }
1828         }
1829         return redirect_children;
1830 }
1831
1832
1833 void
1834 AudioTimeAxisView::build_playlist_menu (Gtk::Menu * menu)
1835 {
1836         using namespace Menu_Helpers;
1837
1838         if (!menu || !is_audio_track()) {
1839                 return;
1840         }
1841
1842         MenuList& playlist_items = menu->items();
1843         menu->set_name ("ArdourContextMenu");
1844         playlist_items.clear();
1845
1846         if (playlist_menu) {
1847                 delete playlist_menu;
1848         }
1849         playlist_menu = new Menu;
1850         playlist_menu->set_name ("ArdourContextMenu");
1851
1852         playlist_items.push_back (MenuElem (string_compose (_("Current: %1"), get_diskstream()->playlist()->name())));
1853         playlist_items.push_back (SeparatorElem());
1854
1855         playlist_items.push_back (MenuElem (_("Rename"), mem_fun(*this, &AudioTimeAxisView::rename_current_playlist)));
1856         playlist_items.push_back (SeparatorElem());
1857
1858         playlist_items.push_back (MenuElem (_("New"), mem_fun(*this, &AudioTimeAxisView::use_new_playlist)));
1859         playlist_items.push_back (MenuElem (_("New Copy"), mem_fun(*this, &AudioTimeAxisView::use_copy_playlist)));
1860         playlist_items.push_back (SeparatorElem());
1861         playlist_items.push_back (MenuElem (_("Clear Current"), mem_fun(*this, &AudioTimeAxisView::clear_playlist)));
1862         playlist_items.push_back (SeparatorElem());
1863         playlist_items.push_back (MenuElem(_("Select"), mem_fun(*this, &AudioTimeAxisView::show_playlist_selector)));
1864
1865 }
1866
1867 void
1868 AudioTimeAxisView::show_playlist_selector ()
1869 {
1870         editor.playlist_selector().show_for (this);
1871 }
1872
1873
1874 void
1875 AudioTimeAxisView::map_frozen ()
1876 {
1877         if (!is_audio_track()) {
1878                 return;
1879         }
1880
1881         ENSURE_GUI_THREAD (mem_fun(*this, &AudioTimeAxisView::map_frozen));
1882
1883
1884         switch (audio_track()->freeze_state()) {
1885         case AudioTrack::Frozen:
1886                 playlist_button.set_sensitive (false);
1887                 rec_enable_button->set_sensitive (false);
1888                 break;
1889         default:
1890                 playlist_button.set_sensitive (true);
1891                 rec_enable_button->set_sensitive (true);
1892                 break;
1893         }
1894 }
1895
1896 void
1897 AudioTimeAxisView::show_all_xfades ()
1898 {
1899         if (view) {
1900                 view->show_all_xfades ();
1901         }
1902 }
1903
1904 void
1905 AudioTimeAxisView::hide_all_xfades ()
1906 {
1907         if (view) {
1908                 view->hide_all_xfades ();
1909         }
1910 }
1911
1912 void
1913 AudioTimeAxisView::hide_dependent_views (TimeAxisViewItem& tavi)
1914 {
1915         AudioRegionView* rv;
1916
1917         if (view && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
1918                 view->hide_xfades_involving (*rv);
1919         }
1920 }
1921
1922 void
1923 AudioTimeAxisView::reveal_dependent_views (TimeAxisViewItem& tavi)
1924 {
1925         AudioRegionView* rv;
1926
1927         if (view && (rv = dynamic_cast<AudioRegionView*>(&tavi)) != 0) {
1928                 view->reveal_xfades_involving (*rv);
1929         }
1930 }
1931
1932 void
1933 AudioTimeAxisView::route_active_changed ()
1934 {
1935         RouteUI::route_active_changed ();
1936
1937         if (is_audio_track()) {
1938                 if (_route.active()) {
1939                         controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
1940                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
1941                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
1942                 } else {
1943                         controls_ebox.set_name ("AudioTrackControlsBaseInactiveUnselected");
1944                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
1945                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
1946                 }
1947         } else {
1948                 if (_route.active()) {
1949                         controls_ebox.set_name ("BusControlsBaseUnselected");
1950                         controls_base_selected_name = "BusControlsBaseSelected";
1951                         controls_base_unselected_name = "BusControlsBaseUnselected";
1952                 } else {
1953                         controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
1954                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
1955                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
1956                 }
1957         }
1958 }
1959
1960 XMLNode*
1961 AudioTimeAxisView::get_child_xml_node (const string & childname)
1962 {
1963         return RouteUI::get_child_xml_node (childname);
1964 }
1965
1966 void
1967 AudioTimeAxisView::color_handler (ColorID id, uint32_t val)
1968 {
1969         switch (id) {
1970         case cTimeStretchOutline:
1971                 timestretch_rect->property_outline_color_rgba() = val;
1972                 break;
1973         case cTimeStretchFill:
1974                 timestretch_rect->property_fill_color_rgba() = val;
1975                 break;
1976         default:
1977                 break;
1978         }
1979 }