gtk2_ardour/route_time_axis.cc

   1 /*
   2     Copyright (C) 2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 */
  18
  19 #include <cstdlib>
  20 #include <cmath>
  21 #include <cassert>
  22
  23 #include <algorithm>
  24 #include <string>
  25 #include <vector>
  26
  27 #include <sigc++/bind.h>
  28
  29 #include <pbd/error.h>
  30 #include <pbd/stl_delete.h>
  31 #include <pbd/whitespace.h>
  32 #include <pbd/memento_command.h>
  33
  34 #include <gtkmm/menu.h>
  35 #include <gtkmm/menuitem.h>
  36 #include <gtkmm2ext/gtk_ui.h>
  37 #include <gtkmm2ext/selector.h>
  38 #include <gtkmm2ext/stop_signal.h>
  39 #include <gtkmm2ext/bindable_button.h>
  40 #include <gtkmm2ext/utils.h>
  41
  42 #include <ardour/playlist.h>
  43 #include <ardour/audioplaylist.h>
  44 #include <ardour/diskstream.h>
  45 #include <ardour/insert.h>
  46 #include <ardour/ladspa_plugin.h>
  47 #include <ardour/location.h>
  48 #include <ardour/panner.h>
  49 #include <ardour/playlist.h>
  50 #include <ardour/session.h>
  51 #include <ardour/session_playlist.h>
  52 #include <ardour/utils.h>
  53
  54 #include "ardour_ui.h"
  55 #include "route_time_axis.h"
  56 #include "automation_time_axis.h"
  57 #include "redirect_automation_time_axis.h"
  58 #include "redirect_automation_line.h"
  59 #include "canvas_impl.h"
  60 #include "crossfade_view.h"
  61 #include "enums.h"
  62 #include "gui_thread.h"
  63 #include "keyboard.h"
  64 #include "playlist_selector.h"
  65 #include "point_selection.h"
  66 #include "prompter.h"
  67 #include "public_editor.h"
  68 #include "region_view.h"
  69 #include "rgb_macros.h"
  70 #include "selection.h"
  71 #include "simplerect.h"
  72 #include "streamview.h"
  73 #include "utils.h"
  74
  75 #include <ardour/track.h>
  76
  77 #include "i18n.h"
  78
  79 using namespace ARDOUR;
  80 using namespace PBD;
  81 using namespace Gtk;
  82 using namespace Editing;
  83
  84
  85 RouteTimeAxisView::RouteTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  86         : AxisView(sess),
  87           RouteUI(rt, sess, _("m"), _("s"), _("r")), // mute, solo, and record
  88           TimeAxisView(sess,ed,(TimeAxisView*) 0, canvas),
  89           parent_canvas (canvas),
  90           button_table (3, 3),
  91           edit_group_button (_("g")), // group
  92           playlist_button (_("p")),
  93           size_button (_("h")), // height
  94           automation_button (_("a")),
  95           visual_button (_("v"))
  96
  97 {
  98         _has_state = true;
  99         playlist_menu = 0;
 100         playlist_action_menu = 0;
 101         automation_action_menu = 0;
 102         _view = 0;
 103         timestretch_rect = 0;
 104         no_redraw = false;
 105
 106         ignore_toggle = false;
 107
 108         mute_button->set_name ("TrackMuteButton");
 109         solo_button->set_name ("SoloButton");
 110         edit_group_button.set_name ("TrackGroupButton");
 111         playlist_button.set_name ("TrackPlaylistButton");
 112         automation_button.set_name ("TrackAutomationButton");
 113         size_button.set_name ("TrackSizeButton");
 114         visual_button.set_name ("TrackVisualButton");
 115         hide_button.set_name ("TrackRemoveButton");
 116
 117         hide_button.add (*(manage (new Image (::get_icon("hide")))));
 118         hide_button.show_all ();
 119
 120         edit_group_button.signal_button_release_event().connect (mem_fun(*this, &RouteTimeAxisView::edit_click), false);
 121         playlist_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::playlist_click));
 122         automation_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::automation_click));
 123         size_button.signal_button_release_event().connect (mem_fun(*this, &RouteTimeAxisView::size_click), false);
 124         visual_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::visual_click));
 125         hide_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::hide_click));
 126
 127         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press));
 128         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release));
 129         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press));
 130         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release));
 131
 132         if (is_track()) {
 133
 134                 /* use icon */
 135
 136                 rec_enable_button->remove ();
 137                 switch (track()->mode()) {
 138                 case ARDOUR::Normal:
 139                         rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_normal_red"))))));
 140                         break;
 141                 case ARDOUR::Destructive:
 142                         rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_tape_red"))))));
 143                         break;
 144                 }
 145                 rec_enable_button->show_all ();
 146
 147                 rec_enable_button->set_name ("TrackRecordEnableButton");
 148                 rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press));
 149                 controls_table.attach (*rec_enable_button, 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 150                 ARDOUR_UI::instance()->tooltips().set_tip(*rec_enable_button, _("Record"));
 151         }
 152
 153         controls_table.attach (*mute_button, 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 154         controls_table.attach (*solo_button, 7, 8, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::FILL|Gtk::EXPAND, 0, 0);
 155
 156         controls_table.attach (edit_group_button, 6, 7, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 157
 158         ARDOUR_UI::instance()->tooltips().set_tip(*solo_button,_("Solo"));
 159         ARDOUR_UI::instance()->tooltips().set_tip(*mute_button,_("Mute"));
 160         ARDOUR_UI::instance()->tooltips().set_tip(edit_group_button,_("Edit Group"));
 161         ARDOUR_UI::instance()->tooltips().set_tip(size_button,_("Display Height"));
 162         ARDOUR_UI::instance()->tooltips().set_tip(playlist_button,_("Playlist"));
 163         ARDOUR_UI::instance()->tooltips().set_tip(automation_button, _("Automation"));
 164         ARDOUR_UI::instance()->tooltips().set_tip(visual_button, _("Visual options"));
 165         ARDOUR_UI::instance()->tooltips().set_tip(hide_button, _("Hide this track"));
 166
 167         label_view ();
 168
 169         controls_table.attach (hide_button, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 170         controls_table.attach (visual_button, 1, 2, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 171         controls_table.attach (size_button, 2, 3, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 172         controls_table.attach (automation_button, 3, 4, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 173
 174         if (is_track() && track()->mode() == ARDOUR::Normal) {
 175                 controls_table.attach (playlist_button, 5, 6, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 176         }
 177
 178         /* remove focus from the buttons */
 179
 180         automation_button.unset_flags (Gtk::CAN_FOCUS);
 181         solo_button->unset_flags (Gtk::CAN_FOCUS);
 182         mute_button->unset_flags (Gtk::CAN_FOCUS);
 183         edit_group_button.unset_flags (Gtk::CAN_FOCUS);
 184         size_button.unset_flags (Gtk::CAN_FOCUS);
 185         playlist_button.unset_flags (Gtk::CAN_FOCUS);
 186         hide_button.unset_flags (Gtk::CAN_FOCUS);
 187         visual_button.unset_flags (Gtk::CAN_FOCUS);
 188
 189         y_position = -1;
 190
 191         _route->redirects_changed.connect (mem_fun(*this, &RouteTimeAxisView::redirects_changed));
 192         _route->name_changed.connect (mem_fun(*this, &RouteTimeAxisView::route_name_changed));
 193
 194         if (is_track()) {
 195
 196                 track()->TrackModeChanged.connect (mem_fun(*this, &RouteTimeAxisView::track_mode_changed));
 197                 track()->FreezeChange.connect (mem_fun(*this, &RouteTimeAxisView::map_frozen));
 198                 track()->DiskstreamChanged.connect (mem_fun(*this, &RouteTimeAxisView::diskstream_changed));
 199                 get_diskstream()->SpeedChanged.connect (mem_fun(*this, &RouteTimeAxisView::speed_changed));
 200
 201                 /* pick up the correct freeze state */
 202                 map_frozen ();
 203
 204         }
 205
 206         editor.ZoomChanged.connect (mem_fun(*this, &RouteTimeAxisView::reset_samples_per_unit));
 207         ColorChanged.connect (mem_fun (*this, &RouteTimeAxisView::color_handler));
 208 }
 209
 210 RouteTimeAxisView::~RouteTimeAxisView ()
 211 {
 212         GoingAway (); /* EMIT_SIGNAL */
 213
 214         vector_delete (&redirect_automation_curves);
 215
 216         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
 217                 delete *i;
 218         }
 219
 220         if (playlist_menu) {
 221                 delete playlist_menu;
 222                 playlist_menu = 0;
 223         }
 224
 225         if (playlist_action_menu) {
 226                 delete playlist_action_menu;
 227                 playlist_action_menu = 0;
 228         }
 229
 230         if (_view) {
 231                 delete _view;
 232                 _view = 0;
 233         }
 234 }
 235
 236 void
 237 RouteTimeAxisView::post_construct ()
 238 {
 239         /* map current state of the route */
 240
 241         update_diskstream_display ();
 242         _route->foreach_redirect (this, &RouteTimeAxisView::add_redirect_to_subplugin_menu);
 243         _route->foreach_redirect (this, &RouteTimeAxisView::add_existing_redirect_automation_curves);
 244         reset_redirect_automation_curves ();
 245 }
 246
 247 void
 248 RouteTimeAxisView::set_playlist (boost::shared_ptr<Playlist> newplaylist)
 249 {
 250         boost::shared_ptr<Playlist> pl = playlist();
 251         assert(pl);
 252
 253         modified_connection.disconnect ();
 254         modified_connection = pl->Modified.connect (mem_fun(*this, &RouteTimeAxisView::playlist_modified));
 255 }
 256
 257 void
 258 RouteTimeAxisView::playlist_modified ()
 259 {
 260 }
 261
 262 gint
 263 RouteTimeAxisView::edit_click (GdkEventButton *ev)
 264 {
 265         if (Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
 266                 _route->set_edit_group (0, this);
 267                 return FALSE;
 268         }
 269
 270         using namespace Menu_Helpers;
 271
 272         MenuList& items = edit_group_menu.items ();
 273         RadioMenuItem::Group group;
 274
 275         items.clear ();
 276         items.push_back (RadioMenuElem (group, _("No group"),
 277                                         bind (mem_fun(*this, &RouteTimeAxisView::set_edit_group_from_menu), (RouteGroup *) 0)));
 278
 279         if (_route->edit_group() == 0) {
 280                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 281         }
 282
 283         _session.foreach_edit_group (bind (mem_fun (*this, &RouteTimeAxisView::add_edit_group_menu_item), &group));
 284         edit_group_menu.popup (ev->button, ev->time);
 285
 286         return FALSE;
 287 }
 288
 289 void
 290 RouteTimeAxisView::add_edit_group_menu_item (RouteGroup *eg, RadioMenuItem::Group* group)
 291 {
 292         using namespace Menu_Helpers;
 293
 294         MenuList &items = edit_group_menu.items();
 295
 296         items.push_back (RadioMenuElem (*group, eg->name(), bind (mem_fun(*this, &RouteTimeAxisView::set_edit_group_from_menu), eg)));
 297         if (_route->edit_group() == eg) {
 298                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 299         }
 300 }
 301
 302 void
 303 RouteTimeAxisView::set_edit_group_from_menu (RouteGroup *eg)
 304 {
 305         _route->set_edit_group (eg, this);
 306 }
 307
 308 void
 309 RouteTimeAxisView::playlist_changed ()
 310
 311 {
 312         label_view ();
 313
 314         if (is_track()) {
 315                 set_playlist (get_diskstream()->playlist());
 316         }
 317 }
 318
 319 void
 320 RouteTimeAxisView::label_view ()
 321 {
 322         string x = _route->name();
 323
 324         if (x != name_entry.get_text()) {
 325                 name_entry.set_text (x);
 326         }
 327
 328         ARDOUR_UI::instance()->tooltips().set_tip (name_entry, x);
 329 }
 330
 331 void
 332 RouteTimeAxisView::route_name_changed (void *src)
 333 {
 334         editor.route_name_changed (this);
 335         label_view ();
 336 }
 337
 338 void
 339 RouteTimeAxisView::take_name_changed (void *src)
 340
 341 {
 342         if (src != this) {
 343                 label_view ();
 344         }
 345 }
 346
 347 void
 348 RouteTimeAxisView::playlist_click ()
 349 {
 350         // always build a new action menu
 351
 352         if (playlist_action_menu != 0) {
 353                 delete playlist_action_menu;
 354         }
 355
 356         playlist_action_menu = new Menu;
 357         playlist_action_menu->set_name ("ArdourContextMenu");
 358
 359         build_playlist_menu (playlist_action_menu);
 360         editor.set_selected_track (*this, Selection::Add);
 361         playlist_action_menu->popup (1, gtk_get_current_event_time());
 362 }
 363
 364 void
 365 RouteTimeAxisView::automation_click ()
 366 {
 367         if (automation_action_menu == 0) {
 368                 /* this seems odd, but the automation action
 369                    menu is built as part of the display menu.
 370                 */
 371                 build_display_menu ();
 372         }
 373         editor.set_selected_track (*this, Selection::Add);
 374         automation_action_menu->popup (1, gtk_get_current_event_time());
 375 }
 376
 377 void
 378 RouteTimeAxisView::build_automation_action_menu ()
 379 {
 380         using namespace Menu_Helpers;
 381
 382         automation_action_menu = manage (new Menu);
 383         MenuList& automation_items = automation_action_menu->items();
 384         automation_action_menu->set_name ("ArdourContextMenu");
 385
 386         automation_items.push_back (MenuElem (_("Show all automation"),
 387                                               mem_fun(*this, &RouteTimeAxisView::show_all_automation)));
 388
 389         automation_items.push_back (MenuElem (_("Show existing automation"),
 390                                               mem_fun(*this, &RouteTimeAxisView::show_existing_automation)));
 391
 392         automation_items.push_back (MenuElem (_("Hide all automation"),
 393                                               mem_fun(*this, &RouteTimeAxisView::hide_all_automation)));
 394
 395         automation_items.push_back (MenuElem (_("Plugins"), subplugin_menu));
 396 }
 397
 398 void
 399 RouteTimeAxisView::build_display_menu ()
 400 {
 401         using namespace Menu_Helpers;
 402
 403         /* get the size menu ready */
 404
 405         build_size_menu ();
 406
 407         /* prepare it */
 408
 409         TimeAxisView::build_display_menu ();
 410
 411         /* now fill it with our stuff */
 412
 413         MenuList& items = display_menu->items();
 414         display_menu->set_name ("ArdourContextMenu");
 415
 416         items.push_back (MenuElem (_("Height"), *size_menu));
 417         items.push_back (MenuElem (_("Color"), mem_fun(*this, &RouteTimeAxisView::select_track_color)));
 418
 419         items.push_back (SeparatorElem());
 420
 421         build_remote_control_menu ();
 422         items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
 423
 424         build_automation_action_menu ();
 425         items.push_back (MenuElem (_("Automation"), *automation_action_menu));
 426
 427         // Hook for derived classes to add type specific stuff
 428         items.push_back (SeparatorElem());
 429         append_extra_display_menu_items ();
 430         items.push_back (SeparatorElem());
 431
 432         if (is_track()) {
 433
 434                 Menu* alignment_menu = manage (new Menu);
 435                 MenuList& alignment_items = alignment_menu->items();
 436                 alignment_menu->set_name ("ArdourContextMenu");
 437
 438                 RadioMenuItem::Group align_group;
 439
 440                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with existing material"),
 441                         bind (mem_fun(*this, &RouteTimeAxisView::set_align_style), ExistingMaterial)));
 442                 align_existing_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 443                 if (get_diskstream()->alignment_style() == ExistingMaterial)
 444                         align_existing_item->set_active();
 445
 446                 alignment_items.push_back (RadioMenuElem (align_group, _("Align with capture time"),
 447                         bind (mem_fun(*this, &RouteTimeAxisView::set_align_style), CaptureTime)));
 448                 align_capture_item = dynamic_cast<RadioMenuItem*>(&alignment_items.back());
 449                 if (get_diskstream()->alignment_style() == CaptureTime)
 450                         align_capture_item->set_active();
 451
 452                 items.push_back (MenuElem (_("Alignment"), *alignment_menu));
 453
 454                 get_diskstream()->AlignmentStyleChanged.connect (
 455                         mem_fun(*this, &RouteTimeAxisView::align_style_changed));
 456
 457                 RadioMenuItem::Group mode_group;
 458                 items.push_back (RadioMenuElem (mode_group, _("Normal mode"),
 459                                                 bind (mem_fun (*this, &RouteTimeAxisView::set_track_mode), ARDOUR::Normal)));
 460                 normal_track_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 461                 items.push_back (RadioMenuElem (mode_group, _("Tape mode"),
 462                                                 bind (mem_fun (*this, &RouteTimeAxisView::set_track_mode), ARDOUR::Destructive)));
 463                 destructive_track_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 464
 465
 466                 switch (track()->mode()) {
 467                 case ARDOUR::Destructive:
 468                         destructive_track_mode_item->set_active ();
 469                         break;
 470                 case ARDOUR::Normal:
 471                         normal_track_mode_item->set_active ();
 472                         break;
 473                 }
 474         }
 475
 476         items.push_back (SeparatorElem());
 477         items.push_back (CheckMenuElem (_("Active"), mem_fun(*this, &RouteUI::toggle_route_active)));
 478         route_active_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
 479         route_active_menu_item->set_active (_route->active());
 480
 481         items.push_back (SeparatorElem());
 482         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &RouteUI::remove_this_route)));
 483 }
 484
 485 static bool __reset_item (RadioMenuItem* item)
 486 {
 487         cerr << "reset item to true\n";
 488         item->set_active ();
 489         return false;
 490 }
 491
 492 void
 493 RouteTimeAxisView::set_track_mode (TrackMode mode)
 494 {
 495         RadioMenuItem* item;
 496         RadioMenuItem* other_item;
 497
 498         switch (mode) {
 499         case ARDOUR::Normal:
 500                 item = normal_track_mode_item;
 501                 other_item = destructive_track_mode_item;
 502                 break;
 503         case ARDOUR::Destructive:
 504                 item = destructive_track_mode_item;
 505                 other_item = normal_track_mode_item;
 506                 break;
 507         default:
 508                 fatal << string_compose (_("programming error: %1 %2"), "illegal track mode in RouteTimeAxisView::set_track_mode", mode) << endmsg;
 509                 /*NOTREACHED*/
 510                 return;
 511         }
 512
 513         if (item->get_active () && track()->mode() != mode) {
 514                 _set_track_mode (track(), mode, other_item);
 515         }
 516 }
 517
 518 void
 519 RouteTimeAxisView::_set_track_mode (Track* track, TrackMode mode, RadioMenuItem* reset_item)
 520 {
 521         bool needs_bounce;
 522
 523         if (!track->can_use_mode (mode, needs_bounce)) {
 524
 525                 if (!needs_bounce) {
 526                         /* cannot be done */
 527                         Glib::signal_idle().connect (bind (sigc::ptr_fun (__reset_item), reset_item));
 528                         return;
 529                 } else {
 530                         cerr << "would bounce this one\n";
 531                         return;
 532                 }
 533         }
 534
 535         track->set_mode (mode);
 536
 537         rec_enable_button->remove ();
 538         switch (mode) {
 539         case ARDOUR::Normal:
 540                 rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_normal_red"))))));
 541                 break;
 542         case ARDOUR::Destructive:
 543                 rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_tape_red"))))));
 544                 break;
 545         }
 546         rec_enable_button->show_all ();
 547
 548 }
 549
 550 void
 551 RouteTimeAxisView::track_mode_changed ()
 552 {
 553         RadioMenuItem* item;
 554
 555         switch (track()->mode()) {
 556         case ARDOUR::Normal:
 557                 item = normal_track_mode_item;
 558                 break;
 559         case ARDOUR::Destructive:
 560                 item = destructive_track_mode_item;
 561                 break;
 562         default:
 563                 fatal << string_compose (_("programming error: %1 %2"), "illegal track mode in RouteTimeAxisView::set_track_mode", track()->mode()) << endmsg;
 564                 /*NOTREACHED*/
 565                 return;
 566         }
 567
 568         item->set_active ();
 569 }
 570
 571 void
 572 RouteTimeAxisView::show_timestretch (nframes_t start, nframes_t end)
 573 {
 574         double x1;
 575         double x2;
 576         double y2;
 577
 578         TimeAxisView::show_timestretch (start, end);
 579
 580         hide_timestretch ();
 581
 582 #if 0
 583         if (ts.empty()) {
 584                 return;
 585         }
 586
 587
 588         /* check that the time selection was made in our route, or our edit group.
 589            remember that edit_group() == 0 implies the route is *not* in a edit group.
 590         */
 591
 592         if (!(ts.track == this || (ts.group != 0 && ts.group == _route->edit_group()))) {
 593                 /* this doesn't apply to us */
 594                 return;
 595         }
 596
 597         /* ignore it if our edit group is not active */
 598
 599         if ((ts.track != this) && _route->edit_group() && !_route->edit_group()->is_active()) {
 600                 return;
 601         }
 602 #endif
 603
 604         if (timestretch_rect == 0) {
 605                 timestretch_rect = new SimpleRect (*canvas_display);
 606                 timestretch_rect->property_x1() =  0.0;
 607                 timestretch_rect->property_y1() =  0.0;
 608                 timestretch_rect->property_x2() =  0.0;
 609                 timestretch_rect->property_y2() =  0.0;
 610                 timestretch_rect->property_fill_color_rgba() =  color_map[cTimeStretchFill];
 611                 timestretch_rect->property_outline_color_rgba() = color_map[cTimeStretchOutline];
 612         }
 613
 614         timestretch_rect->show ();
 615         timestretch_rect->raise_to_top ();
 616
 617         x1 = start / editor.get_current_zoom();
 618         x2 = (end - 1) / editor.get_current_zoom();
 619         y2 = height - 2;
 620
 621         timestretch_rect->property_x1() = x1;
 622         timestretch_rect->property_y1() = 1.0;
 623         timestretch_rect->property_x2() = x2;
 624         timestretch_rect->property_y2() = y2;
 625 }
 626
 627 void
 628 RouteTimeAxisView::hide_timestretch ()
 629 {
 630         TimeAxisView::hide_timestretch ();
 631
 632         if (timestretch_rect) {
 633                 timestretch_rect->hide ();
 634         }
 635 }
 636
 637 void
 638 RouteTimeAxisView::show_selection (TimeSelection& ts)
 639 {
 640
 641 #if 0
 642         /* ignore it if our edit group is not active or if the selection was started
 643            in some other track or edit group (remember that edit_group() == 0 means
 644            that the track is not in an edit group).
 645         */
 646
 647         if (((ts.track != this && !is_child (ts.track)) && _route->edit_group() && !_route->edit_group()->is_active()) ||
 648             (!(ts.track == this || is_child (ts.track) || (ts.group != 0 && ts.group == _route->edit_group())))) {
 649                 hide_selection ();
 650                 return;
 651         }
 652 #endif
 653
 654         TimeAxisView::show_selection (ts);
 655 }
 656
 657 void
 658 RouteTimeAxisView::set_height (TrackHeight h)
 659 {
 660         bool height_changed = (height == 0) || (h != height_style);
 661
 662         TimeAxisView::set_height (h);
 663
 664         ensure_xml_node ();
 665
 666         if (_view) {
 667                 _view->set_height ((double) height);
 668         }
 669
 670         switch (height_style) {
 671         case Largest:
 672                 xml_node->add_property ("track_height", "largest");
 673                 break;
 674
 675         case Large:
 676                 xml_node->add_property ("track_height", "large");
 677                 break;
 678
 679         case Larger:
 680                 xml_node->add_property ("track_height", "larger");
 681                 break;
 682
 683         case Normal:
 684                 xml_node->add_property ("track_height", "normal");
 685                 break;
 686
 687         case Smaller:
 688                 xml_node->add_property ("track_height", "smaller");
 689                 break;
 690
 691         case Small:
 692                 xml_node->add_property ("track_height", "small");
 693                 break;
 694         }
 695
 696         switch (height_style) {
 697         case Largest:
 698         case Large:
 699         case Larger:
 700         case Normal:
 701                 show_name_entry ();
 702                 hide_name_label ();
 703
 704                 mute_button->show();
 705                 solo_button->show();
 706                 if (rec_enable_button)
 707                         rec_enable_button->show();
 708
 709                 edit_group_button.show();
 710                 hide_button.show();
 711                 visual_button.show();
 712                 size_button.show();
 713                 automation_button.show();
 714
 715                 if (is_track() && track()->mode() == ARDOUR::Normal) {
 716                         playlist_button.show();
 717                 }
 718                 break;
 719
 720         case Smaller:
 721                 show_name_entry ();
 722                 hide_name_label ();
 723
 724                 mute_button->show();
 725                 solo_button->show();
 726                 if (rec_enable_button)
 727                         rec_enable_button->show();
 728
 729                 edit_group_button.hide ();
 730                 hide_button.hide ();
 731                 visual_button.hide ();
 732                 size_button.hide ();
 733                 automation_button.hide ();
 734
 735                 if (is_track() && track()->mode() == ARDOUR::Normal) {
 736                         playlist_button.hide ();
 737                 }
 738                 break;
 739
 740         case Small:
 741                 hide_name_entry ();
 742                 show_name_label ();
 743
 744                 mute_button->hide();
 745                 solo_button->hide();
 746                 if (rec_enable_button)
 747                         rec_enable_button->hide();
 748
 749                 edit_group_button.hide ();
 750                 hide_button.hide ();
 751                 visual_button.hide ();
 752                 size_button.hide ();
 753                 automation_button.hide ();
 754                 playlist_button.hide ();
 755                 name_label.set_text (_route->name());
 756                 break;
 757         }
 758
 759         if (height_changed) {
 760                 /* only emit the signal if the height really changed */
 761                  _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 762         }
 763 }
 764
 765 void
 766 RouteTimeAxisView::select_track_color ()
 767 {
 768         if (RouteUI::choose_color ()) {
 769
 770                 if (_view) {
 771                         _view->apply_color (_color, StreamView::RegionColor);
 772                 }
 773         }
 774 }
 775
 776 void
 777 RouteTimeAxisView::reset_samples_per_unit ()
 778 {
 779         set_samples_per_unit (editor.get_current_zoom());
 780 }
 781
 782 void
 783 RouteTimeAxisView::set_samples_per_unit (double spu)
 784 {
 785         double speed = 1.0;
 786
 787         if (get_diskstream() != 0) {
 788                 speed = get_diskstream()->speed();
 789         }
 790
 791         if (_view) {
 792                 _view->set_samples_per_unit (spu * speed);
 793         }
 794
 795         TimeAxisView::set_samples_per_unit (spu * speed);
 796 }
 797
 798 void
 799 RouteTimeAxisView::align_style_changed ()
 800 {
 801         switch (get_diskstream()->alignment_style()) {
 802         case ExistingMaterial:
 803                 if (!align_existing_item->get_active()) {
 804                         align_existing_item->set_active();
 805                 }
 806                 break;
 807         case CaptureTime:
 808                 if (!align_capture_item->get_active()) {
 809                         align_capture_item->set_active();
 810                 }
 811                 break;
 812         }
 813 }
 814
 815 void
 816 RouteTimeAxisView::set_align_style (AlignStyle style)
 817 {
 818         RadioMenuItem* item;
 819
 820         switch (style) {
 821         case ExistingMaterial:
 822                 item = align_existing_item;
 823                 break;
 824         case CaptureTime:
 825                 item = align_capture_item;
 826                 break;
 827         default:
 828                 fatal << string_compose (_("programming error: %1 %2"), "illegal align style in RouteTimeAxisView::set_align_style", style) << endmsg;
 829                 /*NOTREACHED*/
 830                 return;
 831         }
 832
 833         if (item->get_active()) {
 834                 get_diskstream()->set_align_style (style);
 835         }
 836 }
 837
 838 void
 839 RouteTimeAxisView::rename_current_playlist ()
 840 {
 841         ArdourPrompter prompter (true);
 842         string name;
 843
 844         boost::shared_ptr<Diskstream> ds = get_diskstream();
 845         if (!ds || ds->destructive())
 846                 return;
 847
 848         boost::shared_ptr<Playlist> pl = ds->playlist();
 849         if (!pl)
 850                 return;
 851
 852         prompter.set_prompt (_("Name for playlist"));
 853         prompter.set_initial_text (pl->name());
 854         prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 855         prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 856
 857         switch (prompter.run ()) {
 858         case Gtk::RESPONSE_ACCEPT:
 859                 prompter.get_result (name);
 860                 if (name.length()) {
 861                         pl->set_name (name);
 862                 }
 863                 break;
 864
 865         default:
 866                 break;
 867         }
 868 }
 869
 870 void
 871 RouteTimeAxisView::use_copy_playlist (bool prompt)
 872 {
 873         string name;
 874
 875         boost::shared_ptr<Diskstream> ds = get_diskstream();
 876         if (!ds || ds->destructive())
 877                 return;
 878
 879         boost::shared_ptr<const Playlist> pl = ds->playlist();
 880         if (!pl)
 881                 return;
 882
 883         name = pl->name();
 884
 885         do {
 886                 name = Playlist::bump_name (name, _session);
 887         } while (_session.playlist_by_name(name));
 888
 889         // TODO: The prompter "new" button should be de-activated if the user
 890         // specifies a playlist name which already exists in the session.
 891
 892         if (prompt) {
 893
 894                 ArdourPrompter prompter (true);
 895
 896                 prompter.set_prompt (_("Name for Playlist"));
 897                 prompter.set_initial_text (name);
 898                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 899                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
 900                 prompter.show_all ();
 901
 902                 switch (prompter.run ()) {
 903                 case Gtk::RESPONSE_ACCEPT:
 904                         prompter.get_result (name);
 905                         break;
 906
 907                 default:
 908                         return;
 909                 }
 910         }
 911
 912         if (name.length()) {
 913                 ds->use_copy_playlist ();
 914                 ds->playlist()->set_name (name);
 915         }
 916 }
 917
 918 void
 919 RouteTimeAxisView::use_new_playlist (bool prompt)
 920 {
 921         string name;
 922
 923         boost::shared_ptr<Diskstream> ds = get_diskstream();
 924         if (!ds || ds->destructive())
 925                 return;
 926
 927         boost::shared_ptr<const Playlist> pl = ds->playlist();
 928         if (!pl)
 929                 return;
 930
 931         name = pl->name();
 932
 933         do {
 934                 name = Playlist::bump_name (name, _session);
 935         } while (_session.playlist_by_name(name));
 936
 937
 938         if (prompt) {
 939
 940                 ArdourPrompter prompter (true);
 941
 942                 prompter.set_prompt (_("Name for Playlist"));
 943                 prompter.set_initial_text (name);
 944                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 945                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
 946
 947                 switch (prompter.run ()) {
 948                 case Gtk::RESPONSE_ACCEPT:
 949                         prompter.get_result (name);
 950                         break;
 951
 952                 default:
 953                         return;
 954                 }
 955         }
 956
 957         if (name.length()) {
 958                 ds->use_new_playlist ();
 959                 ds->playlist()->set_name (name);
 960                 cerr << " installed new PL, UC = " << ds->playlist().use_count() << endl;
 961         }
 962 }
 963
 964 void
 965 RouteTimeAxisView::clear_playlist ()
 966 {
 967         boost::shared_ptr<Diskstream> ds = get_diskstream();
 968         if (!ds || ds->destructive())
 969                 return;
 970
 971         boost::shared_ptr<Playlist> pl = ds->playlist();
 972         if (!pl)
 973                 return;
 974
 975         editor.clear_playlist (pl);
 976 }
 977
 978 void
 979 RouteTimeAxisView::speed_changed ()
 980 {
 981         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &RouteTimeAxisView::reset_samples_per_unit));
 982 }
 983
 984 void
 985 RouteTimeAxisView::diskstream_changed ()
 986 {
 987         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &RouteTimeAxisView::update_diskstream_display));
 988 }
 989
 990 void
 991 RouteTimeAxisView::update_diskstream_display ()
 992 {
 993         if (!get_diskstream()) // bus
 994                 return;
 995
 996         set_playlist (get_diskstream()->playlist());
 997         map_frozen ();
 998 }
 999
1000 void
1001 RouteTimeAxisView::selection_click (GdkEventButton* ev)
1002 {
1003         PublicEditor::TrackViewList* tracks = editor.get_valid_views (this, _route->edit_group());
1004
1005         switch (Keyboard::selection_type (ev->state)) {
1006         case Selection::Toggle:
1007                 editor.get_selection().toggle (*tracks);
1008                 break;
1009
1010         case Selection::Set:
1011                 editor.get_selection().set (*tracks);
1012                 break;
1013
1014         case Selection::Extend:
1015                 /* not defined yet */
1016                 break;
1017
1018         case Selection::Add:
1019                 editor.get_selection().add (*tracks);
1020                 break;
1021         }
1022
1023         delete tracks;
1024 }
1025
1026 void
1027 RouteTimeAxisView::set_selected_points (PointSelection& points)
1028 {
1029         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1030                 (*i)->set_selected_points (points);
1031         }
1032 }
1033
1034 void
1035 RouteTimeAxisView::set_selected_regionviews (RegionSelection& regions)
1036 {
1037         if (_view) {
1038                 _view->set_selected_regionviews (regions);
1039         }
1040 }
1041
1042 void
1043 RouteTimeAxisView::get_selectables (nframes_t start, nframes_t end, double top, double bot, list<Selectable*>& results)
1044 {
1045         double speed = 1.0;
1046
1047         if (get_diskstream() != 0) {
1048                 speed = get_diskstream()->speed();
1049         }
1050
1051         nframes_t start_adjusted = session_frame_to_track_frame(start, speed);
1052         nframes_t end_adjusted   = session_frame_to_track_frame(end, speed);
1053
1054         if (_view && ((top < 0.0 && bot < 0.0)) || touched (top, bot)) {
1055                 _view->get_selectables (start_adjusted, end_adjusted, results);
1056         }
1057
1058         /* pick up visible automation tracks */
1059
1060         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1061                 if (!(*i)->hidden()) {
1062                         (*i)->get_selectables (start_adjusted, end_adjusted, top, bot, results);
1063                 }
1064         }
1065 }
1066
1067 void
1068 RouteTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& results)
1069 {
1070         if (_view) {
1071                 _view->get_inverted_selectables (sel, results);
1072         }
1073
1074         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1075                 if (!(*i)->hidden()) {
1076                         (*i)->get_inverted_selectables (sel, results);
1077                 }
1078         }
1079
1080         return;
1081 }
1082
1083 RouteGroup*
1084 RouteTimeAxisView::edit_group() const
1085 {
1086         return _route->edit_group();
1087 }
1088
1089 string
1090 RouteTimeAxisView::name() const
1091 {
1092         return _route->name();
1093 }
1094
1095 boost::shared_ptr<Playlist>
1096 RouteTimeAxisView::playlist () const
1097 {
1098         boost::shared_ptr<Diskstream> ds;
1099
1100         if ((ds = get_diskstream()) != 0) {
1101                 return ds->playlist();
1102         } else {
1103                 return boost::shared_ptr<Playlist> ();
1104         }
1105 }
1106
1107 void
1108 RouteTimeAxisView::name_entry_changed ()
1109 {
1110         string x;
1111
1112         x = name_entry.get_text ();
1113
1114         if (x == _route->name()) {
1115                 return;
1116         }
1117
1118         strip_whitespace_edges(x);
1119
1120         if (x.length() == 0) {
1121                 name_entry.set_text (_route->name());
1122                 return;
1123         }
1124
1125         if (_session.route_name_unique (x)) {
1126                 _route->set_name (x, this);
1127         } else {
1128                 ARDOUR_UI::instance()->popup_error (_("A track already exists with that name"));
1129                 name_entry.set_text (_route->name());
1130         }
1131 }
1132
1133 void
1134 RouteTimeAxisView::visual_click ()
1135 {
1136         popup_display_menu (0);
1137 }
1138
1139 void
1140 RouteTimeAxisView::hide_click ()
1141 {
1142         // LAME fix for hide_button refresh fix
1143         hide_button.set_sensitive(false);
1144
1145         editor.hide_track_in_display (*this);
1146
1147         hide_button.set_sensitive(true);
1148 }
1149
1150 boost::shared_ptr<Region>
1151 RouteTimeAxisView::find_next_region (nframes_t pos, RegionPoint point, int32_t dir)
1152 {
1153         boost::shared_ptr<Diskstream> stream;
1154         boost::shared_ptr<Playlist> playlist;
1155
1156         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1157                 return playlist->find_next_region (pos, point, dir);
1158         }
1159
1160         return boost::shared_ptr<Region> ();
1161 }
1162
1163 bool
1164 RouteTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
1165 {
1166         boost::shared_ptr<Playlist> what_we_got;
1167         boost::shared_ptr<Diskstream> ds = get_diskstream();
1168         boost::shared_ptr<Playlist> playlist;
1169         bool ret = false;
1170
1171         if (ds == 0) {
1172                 /* route is a bus, not a track */
1173                 return false;
1174         }
1175
1176         playlist = ds->playlist();
1177
1178
1179         TimeSelection time (selection.time);
1180         float speed = ds->speed();
1181         if (speed != 1.0f) {
1182                 for (TimeSelection::iterator i = time.begin(); i != time.end(); ++i) {
1183                         (*i).start = session_frame_to_track_frame((*i).start, speed);
1184                         (*i).end   = session_frame_to_track_frame((*i).end,   speed);
1185                 }
1186         }
1187
1188         XMLNode &before = playlist->get_state();
1189         switch (op) {
1190         case Cut:
1191                 if ((what_we_got = playlist->cut (time)) != 0) {
1192                         editor.get_cut_buffer().add (what_we_got);
1193                         _session.add_command( new MementoCommand<Playlist>(*playlist.get(), &before, &playlist->get_state()));
1194                         ret = true;
1195                 }
1196                 break;
1197         case Copy:
1198                 if ((what_we_got = playlist->copy (time)) != 0) {
1199                         editor.get_cut_buffer().add (what_we_got);
1200                 }
1201                 break;
1202
1203         case Clear:
1204                 if ((what_we_got = playlist->cut (time)) != 0) {
1205                         _session.add_command( new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
1206                         what_we_got->release ();
1207                         ret = true;
1208                 }
1209                 break;
1210         }
1211
1212         return ret;
1213 }
1214
1215 bool
1216 RouteTimeAxisView::paste (nframes_t pos, float times, Selection& selection, size_t nth)
1217 {
1218         if (!is_track()) {
1219                 return false;
1220         }
1221
1222         boost::shared_ptr<Playlist> playlist = get_diskstream()->playlist();
1223         PlaylistSelection::iterator p;
1224
1225         for (p = selection.playlists.begin(); p != selection.playlists.end() && nth; ++p, --nth);
1226
1227         if (p == selection.playlists.end()) {
1228                 return false;
1229         }
1230
1231         if (get_diskstream()->speed() != 1.0f)
1232                 pos = session_frame_to_track_frame(pos, get_diskstream()->speed() );
1233
1234         XMLNode &before = playlist->get_state();
1235         playlist->paste (*p, pos, times);
1236         _session.add_command( new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
1237
1238         return true;
1239 }
1240
1241
1242 list<TimeAxisView*>
1243 RouteTimeAxisView::get_child_list()
1244 {
1245
1246         list<TimeAxisView*>redirect_children;
1247
1248         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1249                 if (!(*i)->hidden()) {
1250                         redirect_children.push_back(*i);
1251                 }
1252         }
1253         return redirect_children;
1254 }
1255
1256
1257 void
1258 RouteTimeAxisView::build_playlist_menu (Gtk::Menu * menu)
1259 {
1260         using namespace Menu_Helpers;
1261
1262         if (!menu || !is_track()) {
1263                 return;
1264         }
1265
1266         MenuList& playlist_items = menu->items();
1267         menu->set_name ("ArdourContextMenu");
1268         playlist_items.clear();
1269
1270         if (playlist_menu) {
1271                 delete playlist_menu;
1272         }
1273
1274         playlist_menu = new Menu;
1275         playlist_menu->set_name ("ArdourContextMenu");
1276
1277         vector<boost::shared_ptr<Playlist> > playlists;
1278         boost::shared_ptr<Diskstream> ds = get_diskstream();
1279         RadioMenuItem::Group playlist_group;
1280
1281         _session.get_playlists (playlists);
1282
1283         for (vector<boost::shared_ptr<Playlist> >::iterator i = playlists.begin(); i != playlists.end(); ++i) {
1284
1285                 if ((*i)->get_orig_diskstream_id() == ds->id()) {
1286                         playlist_items.push_back (RadioMenuElem (playlist_group, (*i)->name(), bind (mem_fun (*this, &RouteTimeAxisView::use_playlist),
1287                                                                                                      boost::weak_ptr<Playlist> (*i))));
1288
1289                         if (ds->playlist()->id() == (*i)->id()) {
1290                                 static_cast<RadioMenuItem*>(&playlist_items.back())->set_active();
1291                         }
1292                 } else if (ds->playlist()->id() == (*i)->id()) {
1293                         playlist_items.push_back (RadioMenuElem (playlist_group, (*i)->name(), bind (mem_fun (*this, &RouteTimeAxisView::use_playlist),
1294                                                                                                      boost::weak_ptr<Playlist>(*i))));
1295                         static_cast<RadioMenuItem*>(&playlist_items.back())->set_active();
1296
1297                 }
1298         }
1299
1300         playlist_items.push_back (SeparatorElem());
1301         playlist_items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteTimeAxisView::rename_current_playlist)));
1302         playlist_items.push_back (SeparatorElem());
1303
1304         playlist_items.push_back (MenuElem (_("New"), mem_fun(editor, &PublicEditor::new_playlists)));
1305         playlist_items.push_back (MenuElem (_("New Copy"), mem_fun(editor, &PublicEditor::copy_playlists)));
1306         playlist_items.push_back (SeparatorElem());
1307         playlist_items.push_back (MenuElem (_("Clear Current"), mem_fun(editor, &PublicEditor::clear_playlists)));
1308         playlist_items.push_back (SeparatorElem());
1309
1310         playlist_items.push_back (MenuElem(_("Select from all ..."), mem_fun(*this, &RouteTimeAxisView::show_playlist_selector)));
1311 }
1312
1313 void
1314 RouteTimeAxisView::use_playlist (boost::weak_ptr<Playlist> wpl)
1315 {
1316         assert (is_track());
1317
1318         boost::shared_ptr<Playlist> pl (wpl.lock());
1319
1320         if (!pl) {
1321                 return;
1322         }
1323
1324         boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl);
1325
1326         if (apl) {
1327                 get_diskstream()->use_playlist (apl);
1328         }
1329 }
1330
1331 void
1332 RouteTimeAxisView::show_playlist_selector ()
1333 {
1334         editor.playlist_selector().show_for (this);
1335 }
1336
1337 void
1338 RouteTimeAxisView::map_frozen ()
1339 {
1340         if (!is_track()) {
1341                 return;
1342         }
1343
1344         ENSURE_GUI_THREAD (mem_fun(*this, &RouteTimeAxisView::map_frozen));
1345
1346         switch (track()->freeze_state()) {
1347         case Track::Frozen:
1348                 playlist_button.set_sensitive (false);
1349                 rec_enable_button->set_sensitive (false);
1350                 break;
1351         default:
1352                 playlist_button.set_sensitive (true);
1353                 rec_enable_button->set_sensitive (true);
1354                 break;
1355         }
1356 }
1357
1358 void
1359 RouteTimeAxisView::color_handler (ColorID id, uint32_t val)
1360 {
1361         switch (id) {
1362         case cTimeStretchOutline:
1363                 timestretch_rect->property_outline_color_rgba() = val;
1364                 break;
1365         case cTimeStretchFill:
1366                 timestretch_rect->property_fill_color_rgba() = val;
1367                 break;
1368         default:
1369                 break;
1370         }
1371 }
1372
1373 void
1374 RouteTimeAxisView::show_all_automation ()
1375 {
1376         no_redraw = true;
1377
1378         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1379                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1380                         if ((*ii)->view == 0) {
1381                                 add_redirect_automation_curve ((*i)->redirect, (*ii)->what);
1382                         }
1383
1384                         (*ii)->menu_item->set_active (true);
1385                 }
1386         }
1387
1388         no_redraw = false;
1389
1390          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1391 }
1392
1393 void
1394 RouteTimeAxisView::show_existing_automation ()
1395 {
1396         no_redraw = true;
1397
1398         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1399                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1400                         if ((*ii)->view != 0) {
1401                                 (*ii)->menu_item->set_active (true);
1402                         }
1403                 }
1404         }
1405
1406         no_redraw = false;
1407
1408          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1409 }
1410
1411 void
1412 RouteTimeAxisView::hide_all_automation ()
1413 {
1414         no_redraw = true;
1415
1416         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1417                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1418                         (*ii)->menu_item->set_active (false);
1419                 }
1420         }
1421
1422         no_redraw = false;
1423          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1424 }
1425
1426
1427 void
1428 RouteTimeAxisView::region_view_added (RegionView* rv)
1429 {
1430         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1431                 AutomationTimeAxisView* atv;
1432
1433                 if ((atv = dynamic_cast<AutomationTimeAxisView*> (*i)) != 0) {
1434                         rv->add_ghost (*atv);
1435                 }
1436         }
1437 }
1438
1439 void
1440 RouteTimeAxisView::add_ghost_to_redirect (RegionView* rv, AutomationTimeAxisView* atv)
1441 {
1442         rv->add_ghost (*atv);
1443 }
1444
1445 RouteTimeAxisView::RedirectAutomationInfo::~RedirectAutomationInfo ()
1446 {
1447         for (vector<RedirectAutomationNode*>::iterator i = lines.begin(); i != lines.end(); ++i) {
1448                 delete *i;
1449         }
1450 }
1451
1452
1453 RouteTimeAxisView::RedirectAutomationNode::~RedirectAutomationNode ()
1454 {
1455         parent.remove_ran (this);
1456
1457         if (view) {
1458                 delete view;
1459         }
1460 }
1461
1462 void
1463 RouteTimeAxisView::remove_ran (RedirectAutomationNode* ran)
1464 {
1465         if (ran->view) {
1466                 remove_child (ran->view);
1467         }
1468 }
1469
1470 RouteTimeAxisView::RedirectAutomationNode*
1471 RouteTimeAxisView::find_redirect_automation_node (boost::shared_ptr<Redirect> redirect, uint32_t what)
1472 {
1473         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1474
1475                 if ((*i)->redirect == redirect) {
1476
1477                         for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1478                                 if ((*ii)->what == what) {
1479                                         return *ii;
1480                                 }
1481                         }
1482                 }
1483         }
1484
1485         return 0;
1486 }
1487
1488 // FIXME: duplicated in midi_time_axis.cc
1489 static string
1490 legalize_for_xml_node (string str)
1491 {
1492         string::size_type pos;
1493         string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_+=:";
1494         string legal;
1495
1496         legal = str;
1497         pos = 0;
1498
1499         while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
1500                 legal.replace (pos, 1, "_");
1501                 pos += 1;
1502         }
1503
1504         return legal;
1505 }
1506
1507
1508 void
1509 RouteTimeAxisView::add_redirect_automation_curve (boost::shared_ptr<Redirect> redirect, uint32_t what)
1510 {
1511         RedirectAutomationLine* ral;
1512         string name;
1513         RedirectAutomationNode* ran;
1514
1515         if ((ran = find_redirect_automation_node (redirect, what)) == 0) {
1516                 fatal << _("programming error: ")
1517                       << string_compose (X_("redirect automation curve for %1:%2 not registered with audio track!"),
1518                                   redirect->name(), what)
1519                       << endmsg;
1520                 /*NOTREACHED*/
1521                 return;
1522         }
1523
1524         if (ran->view) {
1525                 return;
1526         }
1527
1528         name = redirect->describe_parameter (what);
1529
1530         /* create a string that is a legal XML node name that can be used to refer to this redirect+port combination */
1531
1532         char state_name[256];
1533         snprintf (state_name, sizeof (state_name), "Redirect-%s-%" PRIu32, legalize_for_xml_node (redirect->name()).c_str(), what);
1534
1535         ran->view = new RedirectAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, name, what, *redirect, state_name);
1536
1537         ral = new RedirectAutomationLine (name,
1538                                           *redirect, what, _session, *ran->view,
1539                                           *ran->view->canvas_display, redirect->automation_list (what));
1540
1541         ral->set_line_color (color_map[cRedirectAutomationLine]);
1542         ral->queue_reset ();
1543
1544         ran->view->add_line (*ral);
1545
1546         ran->view->Hiding.connect (bind (mem_fun(*this, &RouteTimeAxisView::redirect_automation_track_hidden), ran, redirect));
1547
1548         if (!ran->view->marked_for_display()) {
1549                 ran->view->hide ();
1550         } else {
1551                 ran->menu_item->set_active (true);
1552         }
1553
1554         add_child (ran->view);
1555
1556         if (_view) {
1557                 _view->foreach_regionview (bind (mem_fun(*this, &RouteTimeAxisView::add_ghost_to_redirect), ran->view));
1558         }
1559
1560         redirect->mark_automation_visible (what, true);
1561 }
1562
1563 void
1564 RouteTimeAxisView::redirect_automation_track_hidden (RouteTimeAxisView::RedirectAutomationNode* ran, boost::shared_ptr<Redirect> r)
1565 {
1566         if (!_hidden) {
1567                 ran->menu_item->set_active (false);
1568         }
1569
1570         r->mark_automation_visible (ran->what, false);
1571
1572          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1573 }
1574
1575 void
1576 RouteTimeAxisView::add_existing_redirect_automation_curves (boost::shared_ptr<Redirect> redirect)
1577 {
1578         set<uint32_t> s;
1579         RedirectAutomationLine *ral;
1580
1581         redirect->what_has_visible_automation (s);
1582
1583         for (set<uint32_t>::iterator i = s.begin(); i != s.end(); ++i) {
1584
1585                 if ((ral = find_redirect_automation_curve (redirect, *i)) != 0) {
1586                         ral->queue_reset ();
1587                 } else {
1588                         add_redirect_automation_curve (redirect, (*i));
1589                 }
1590         }
1591 }
1592
1593 void
1594 RouteTimeAxisView::add_redirect_to_subplugin_menu (boost::shared_ptr<Redirect> r)
1595 {
1596         using namespace Menu_Helpers;
1597         RedirectAutomationInfo *rai;
1598         list<RedirectAutomationInfo*>::iterator x;
1599
1600         const std::set<uint32_t>& automatable = r->what_can_be_automated ();
1601         std::set<uint32_t> has_visible_automation;
1602
1603         r->what_has_visible_automation(has_visible_automation);
1604
1605         if (automatable.empty()) {
1606                 return;
1607         }
1608
1609         for (x = redirect_automation.begin(); x != redirect_automation.end(); ++x) {
1610                 if ((*x)->redirect == r) {
1611                         break;
1612                 }
1613         }
1614
1615         if (x == redirect_automation.end()) {
1616
1617                 rai = new RedirectAutomationInfo (r);
1618                 redirect_automation.push_back (rai);
1619
1620         } else {
1621
1622                 rai = *x;
1623
1624         }
1625
1626         /* any older menu was deleted at the top of redirects_changed()
1627            when we cleared the subplugin menu.
1628         */
1629
1630         rai->menu = manage (new Menu);
1631         MenuList& items = rai->menu->items();
1632         rai->menu->set_name ("ArdourContextMenu");
1633
1634         items.clear ();
1635
1636         for (std::set<uint32_t>::const_iterator i = automatable.begin(); i != automatable.end(); ++i) {
1637
1638                 RedirectAutomationNode* ran;
1639                 CheckMenuItem* mitem;
1640
1641                 string name = r->describe_parameter (*i);
1642
1643                 items.push_back (CheckMenuElem (name));
1644                 mitem = dynamic_cast<CheckMenuItem*> (&items.back());
1645
1646                 if (has_visible_automation.find((*i)) != has_visible_automation.end()) {
1647                         mitem->set_active(true);
1648                 }
1649
1650                 if ((ran = find_redirect_automation_node (r, *i)) == 0) {
1651
1652                         /* new item */
1653
1654                         ran = new RedirectAutomationNode (*i, mitem, *this);
1655
1656                         rai->lines.push_back (ran);
1657
1658                 } else {
1659
1660                         ran->menu_item = mitem;
1661
1662                 }
1663
1664                 mitem->signal_toggled().connect (bind (mem_fun(*this, &RouteTimeAxisView::redirect_menu_item_toggled), rai, ran));
1665         }
1666
1667         /* add the menu for this redirect, because the subplugin
1668            menu is always cleared at the top of redirects_changed().
1669            this is the result of some poor design in gtkmm and/or
1670            GTK+.
1671         */
1672
1673         subplugin_menu.items().push_back (MenuElem (r->name(), *rai->menu));
1674         rai->valid = true;
1675 }
1676
1677 void
1678 RouteTimeAxisView::redirect_menu_item_toggled (RouteTimeAxisView::RedirectAutomationInfo* rai,
1679                                                RouteTimeAxisView::RedirectAutomationNode* ran)
1680 {
1681         bool showit = ran->menu_item->get_active();
1682         bool redraw = false;
1683
1684         if (ran->view == 0 && showit) {
1685                 add_redirect_automation_curve (rai->redirect, ran->what);
1686                 redraw = true;
1687         }
1688
1689         if (showit != ran->view->marked_for_display()) {
1690
1691                 if (showit) {
1692                         ran->view->set_marked_for_display (true);
1693                         ran->view->canvas_display->show();
1694                 } else {
1695                         rai->redirect->mark_automation_visible (ran->what, true);
1696                         ran->view->set_marked_for_display (false);
1697                         ran->view->hide ();
1698                 }
1699
1700                 redraw = true;
1701
1702         }
1703
1704         if (redraw && !no_redraw) {
1705
1706                 /* now trigger a redisplay */
1707
1708                  _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1709
1710         }
1711 }
1712
1713 void
1714 RouteTimeAxisView::redirects_changed (void *src)
1715 {
1716         using namespace Menu_Helpers;
1717
1718         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1719                 (*i)->valid = false;
1720         }
1721
1722         subplugin_menu.items().clear ();
1723
1724         _route->foreach_redirect (this, &RouteTimeAxisView::add_redirect_to_subplugin_menu);
1725         _route->foreach_redirect (this, &RouteTimeAxisView::add_existing_redirect_automation_curves);
1726
1727         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ) {
1728
1729                 list<RedirectAutomationInfo*>::iterator tmp;
1730
1731                 tmp = i;
1732                 ++tmp;
1733
1734                 if (!(*i)->valid) {
1735
1736                         delete *i;
1737                         redirect_automation.erase (i);
1738
1739                 }
1740
1741                 i = tmp;
1742         }
1743
1744         /* change in visibility was possible */
1745
1746         _route->gui_changed ("track_height", this);
1747 }
1748
1749 RedirectAutomationLine *
1750 RouteTimeAxisView::find_redirect_automation_curve (boost::shared_ptr<Redirect> redirect, uint32_t what)
1751 {
1752         RedirectAutomationNode* ran;
1753
1754         if ((ran = find_redirect_automation_node (redirect, what)) != 0) {
1755                 if (ran->view) {
1756                         return dynamic_cast<RedirectAutomationLine*> (ran->view->lines.front());
1757                 }
1758         }
1759
1760         return 0;
1761 }
1762
1763 void
1764 RouteTimeAxisView::reset_redirect_automation_curves ()
1765 {
1766         for (vector<RedirectAutomationLine*>::iterator i = redirect_automation_curves.begin(); i != redirect_automation_curves.end(); ++i) {
1767                 (*i)->reset();
1768         }
1769 }
1770