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 #include <ardour/profile.h>
  54
  55 #include "ardour_ui.h"
  56 #include "route_time_axis.h"
  57 #include "automation_time_axis.h"
  58 #include "redirect_automation_time_axis.h"
  59 #include "redirect_automation_line.h"
  60 #include "canvas_impl.h"
  61 #include "crossfade_view.h"
  62 #include "enums.h"
  63 #include "gui_thread.h"
  64 #include "keyboard.h"
  65 #include "playlist_selector.h"
  66 #include "point_selection.h"
  67 #include "prompter.h"
  68 #include "public_editor.h"
  69 #include "region_view.h"
  70 #include "rgb_macros.h"
  71 #include "selection.h"
  72 #include "simplerect.h"
  73 #include "streamview.h"
  74 #include "utils.h"
  75
  76 #include <ardour/track.h>
  77
  78 #include "i18n.h"
  79
  80 using namespace ARDOUR;
  81 using namespace PBD;
  82 using namespace Gtk;
  83 using namespace Editing;
  84
  85
  86 RouteTimeAxisView::RouteTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  87         : AxisView(sess),
  88           RouteUI(rt, sess, _("m"), _("s"), _("r")), // mute, solo, and record
  89           TimeAxisView(sess,ed,(TimeAxisView*) 0, canvas),
  90           parent_canvas (canvas),
  91           button_table (3, 3),
  92           edit_group_button (_("g")), // group
  93           playlist_button (_("p")),
  94           size_button (_("h")), // height
  95           automation_button (_("a")),
  96           visual_button (_("v")),
  97           lm (rt, sess)
  98
  99 {
 100         lm.set_no_show_all();
 101         lm.setup_meters(50);
 102         _has_state = true;
 103         playlist_menu = 0;
 104         playlist_action_menu = 0;
 105         automation_action_menu = 0;
 106         _view = 0;
 107         timestretch_rect = 0;
 108         no_redraw = false;
 109
 110         ignore_toggle = false;
 111
 112         edit_group_button.set_name ("TrackGroupButton");
 113         playlist_button.set_name ("TrackPlaylistButton");
 114         automation_button.set_name ("TrackAutomationButton");
 115         size_button.set_name ("TrackSizeButton");
 116         visual_button.set_name ("TrackVisualButton");
 117         hide_button.set_name ("TrackRemoveButton");
 118
 119         hide_button.add (*(manage (new Image (::get_icon("hide")))));
 120         hide_button.show_all ();
 121
 122         edit_group_button.signal_button_release_event().connect (mem_fun(*this, &RouteTimeAxisView::edit_click), false);
 123         playlist_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::playlist_click));
 124         automation_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::automation_click));
 125         size_button.signal_button_release_event().connect (mem_fun(*this, &RouteTimeAxisView::size_click), false);
 126         visual_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::visual_click));
 127         hide_button.signal_clicked().connect (mem_fun(*this, &RouteTimeAxisView::hide_click));
 128
 129         solo_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::solo_press), false);
 130         solo_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::solo_release));
 131         mute_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::mute_press), false);
 132         mute_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::mute_release));
 133
 134         if (is_track()) {
 135
 136                 /* use icon */
 137
 138                 rec_enable_button->remove ();
 139                 switch (track()->mode()) {
 140                 case ARDOUR::Normal:
 141                         rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_normal_red"))))));
 142                         break;
 143                 case ARDOUR::Destructive:
 144                         rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_tape_red"))))));
 145                         break;
 146                 }
 147                 rec_enable_button->show_all ();
 148
 149                 rec_enable_button->signal_button_press_event().connect (mem_fun(*this, &RouteUI::rec_enable_press), false);
 150                 rec_enable_button->signal_button_release_event().connect (mem_fun(*this, &RouteUI::rec_enable_release));
 151                 controls_table.attach (*rec_enable_button, 4, 5, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 152                 ARDOUR_UI::instance()->tooltips().set_tip(*rec_enable_button, _("Record"));
 153
 154         }
 155
 156         controls_hbox.pack_start(lm, false, false);
 157         _route->meter_change.connect (mem_fun(*this, &RouteTimeAxisView::meter_changed));
 158         _route->input_changed.connect (mem_fun(*this, &RouteTimeAxisView::io_changed));
 159         _route->output_changed.connect (mem_fun(*this, &RouteTimeAxisView::io_changed));
 160
 161         controls_table.attach (*mute_button, 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 162         controls_table.attach (*solo_button, 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 163
 164         controls_table.attach (edit_group_button, 6, 7, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
 165
 166         ARDOUR_UI::instance()->tooltips().set_tip(*solo_button,_("Solo"));
 167         ARDOUR_UI::instance()->tooltips().set_tip(*mute_button,_("Mute"));
 168         ARDOUR_UI::instance()->tooltips().set_tip(edit_group_button,_("Edit Group"));
 169         ARDOUR_UI::instance()->tooltips().set_tip(size_button,_("Display Height"));
 170         ARDOUR_UI::instance()->tooltips().set_tip(playlist_button,_("Playlist"));
 171         ARDOUR_UI::instance()->tooltips().set_tip(automation_button, _("Automation"));
 172         ARDOUR_UI::instance()->tooltips().set_tip(visual_button, _("Visual options"));
 173         ARDOUR_UI::instance()->tooltips().set_tip(hide_button, _("Hide this track"));
 174
 175         label_view ();
 176
 177         controls_table.attach (hide_button, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 178         controls_table.attach (visual_button, 1, 2, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 179         controls_table.attach (size_button, 2, 3, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 180         controls_table.attach (automation_button, 3, 4, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 181
 182         if (is_track() && track()->mode() == ARDOUR::Normal) {
 183                 controls_table.attach (playlist_button, 5, 6, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
 184         }
 185
 186         /* remove focus from the buttons */
 187
 188         y_position = -1;
 189
 190         _route->redirects_changed.connect (mem_fun(*this, &RouteTimeAxisView::redirects_changed));
 191         _route->name_changed.connect (mem_fun(*this, &RouteTimeAxisView::route_name_changed));
 192
 193         if (is_track()) {
 194
 195                 track()->TrackModeChanged.connect (mem_fun(*this, &RouteTimeAxisView::track_mode_changed));
 196                 track()->FreezeChange.connect (mem_fun(*this, &RouteTimeAxisView::map_frozen));
 197                 track()->DiskstreamChanged.connect (mem_fun(*this, &RouteTimeAxisView::diskstream_changed));
 198                 get_diskstream()->SpeedChanged.connect (mem_fun(*this, &RouteTimeAxisView::speed_changed));
 199
 200                 /* pick up the correct freeze state */
 201                 map_frozen ();
 202
 203         }
 204
 205         editor.ZoomChanged.connect (mem_fun(*this, &RouteTimeAxisView::reset_samples_per_unit));
 206         ColorsChanged.connect (mem_fun (*this, &RouteTimeAxisView::color_handler));
 207 }
 208
 209 RouteTimeAxisView::~RouteTimeAxisView ()
 210 {
 211         GoingAway (); /* EMIT_SIGNAL */
 212
 213         vector_delete (&redirect_automation_curves);
 214
 215         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
 216                 delete *i;
 217         }
 218
 219         if (playlist_menu) {
 220                 delete playlist_menu;
 221                 playlist_menu = 0;
 222         }
 223
 224         if (playlist_action_menu) {
 225                 delete playlist_action_menu;
 226                 playlist_action_menu = 0;
 227         }
 228
 229         if (_view) {
 230                 delete _view;
 231                 _view = 0;
 232         }
 233 }
 234
 235 void
 236 RouteTimeAxisView::post_construct ()
 237 {
 238         /* map current state of the route */
 239
 240         update_diskstream_display ();
 241         _route->foreach_redirect (this, &RouteTimeAxisView::add_redirect_to_subplugin_menu);
 242         _route->foreach_redirect (this, &RouteTimeAxisView::add_existing_redirect_automation_curves);
 243         reset_redirect_automation_curves ();
 244 }
 245
 246 void
 247 RouteTimeAxisView::set_playlist (boost::shared_ptr<Playlist> newplaylist)
 248 {
 249         boost::shared_ptr<Playlist> pl = playlist();
 250         assert(pl);
 251
 252         modified_connection.disconnect ();
 253         modified_connection = pl->Modified.connect (mem_fun(*this, &RouteTimeAxisView::playlist_modified));
 254 }
 255
 256 void
 257 RouteTimeAxisView::playlist_modified ()
 258 {
 259 }
 260
 261 gint
 262 RouteTimeAxisView::edit_click (GdkEventButton *ev)
 263 {
 264         if (Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
 265                 _route->set_edit_group (0, this);
 266                 return FALSE;
 267         }
 268
 269         using namespace Menu_Helpers;
 270
 271         MenuList& items = edit_group_menu.items ();
 272         RadioMenuItem::Group group;
 273
 274         items.clear ();
 275         items.push_back (RadioMenuElem (group, _("No group"),
 276                                         bind (mem_fun(*this, &RouteTimeAxisView::set_edit_group_from_menu), (RouteGroup *) 0)));
 277
 278         if (_route->edit_group() == 0) {
 279                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 280         }
 281
 282         _session.foreach_edit_group (bind (mem_fun (*this, &RouteTimeAxisView::add_edit_group_menu_item), &group));
 283         edit_group_menu.popup (ev->button, ev->time);
 284
 285         return FALSE;
 286 }
 287
 288 void
 289 RouteTimeAxisView::add_edit_group_menu_item (RouteGroup *eg, RadioMenuItem::Group* group)
 290 {
 291         using namespace Menu_Helpers;
 292
 293         MenuList &items = edit_group_menu.items();
 294
 295         items.push_back (RadioMenuElem (*group, eg->name(), bind (mem_fun(*this, &RouteTimeAxisView::set_edit_group_from_menu), eg)));
 296         if (_route->edit_group() == eg) {
 297                 static_cast<RadioMenuItem*>(&items.back())->set_active ();
 298         }
 299 }
 300
 301 void
 302 RouteTimeAxisView::set_edit_group_from_menu (RouteGroup *eg)
 303 {
 304         _route->set_edit_group (eg, this);
 305 }
 306
 307 void
 308 RouteTimeAxisView::playlist_changed ()
 309 {
 310         label_view ();
 311
 312         if (is_track()) {
 313                 set_playlist (get_diskstream()->playlist());
 314         }
 315 }
 316
 317 void
 318 RouteTimeAxisView::label_view ()
 319 {
 320         string x = _route->name();
 321
 322         if (x != name_entry.get_text()) {
 323                 name_entry.set_text (x);
 324         }
 325
 326         ARDOUR_UI::instance()->tooltips().set_tip (name_entry, x);
 327 }
 328
 329 void
 330 RouteTimeAxisView::route_name_changed (void *src)
 331 {
 332         editor.route_name_changed (this);
 333         label_view ();
 334 }
 335
 336 void
 337 RouteTimeAxisView::take_name_changed (void *src)
 338
 339 {
 340         if (src != this) {
 341                 label_view ();
 342         }
 343 }
 344
 345 void
 346 RouteTimeAxisView::playlist_click ()
 347 {
 348         // always build a new action menu
 349
 350         if (playlist_action_menu != 0) {
 351                 delete playlist_action_menu;
 352         }
 353
 354         playlist_action_menu = new Menu;
 355         playlist_action_menu->set_name ("ArdourContextMenu");
 356
 357         build_playlist_menu (playlist_action_menu);
 358         editor.set_selected_track (*this, Selection::Add);
 359         playlist_action_menu->popup (1, gtk_get_current_event_time());
 360 }
 361
 362 void
 363 RouteTimeAxisView::automation_click ()
 364 {
 365         if (automation_action_menu == 0) {
 366                 /* this seems odd, but the automation action
 367                    menu is built as part of the display menu.
 368                 */
 369                 build_display_menu ();
 370         }
 371         editor.set_selected_track (*this, Selection::Add);
 372         automation_action_menu->popup (1, gtk_get_current_event_time());
 373 }
 374
 375 void
 376 RouteTimeAxisView::build_automation_action_menu ()
 377 {
 378         using namespace Menu_Helpers;
 379
 380         automation_action_menu = manage (new Menu);
 381         MenuList& automation_items = automation_action_menu->items();
 382         automation_action_menu->set_name ("ArdourContextMenu");
 383
 384         automation_items.push_back (MenuElem (_("Show all automation"),
 385                                               mem_fun(*this, &RouteTimeAxisView::show_all_automation)));
 386
 387         automation_items.push_back (MenuElem (_("Show existing automation"),
 388                                               mem_fun(*this, &RouteTimeAxisView::show_existing_automation)));
 389
 390         automation_items.push_back (MenuElem (_("Hide all automation"),
 391                                               mem_fun(*this, &RouteTimeAxisView::hide_all_automation)));
 392
 393         automation_items.push_back (MenuElem (_("Plugins"), subplugin_menu));
 394 }
 395
 396 void
 397 RouteTimeAxisView::build_display_menu ()
 398 {
 399         using namespace Menu_Helpers;
 400
 401         /* get the size menu ready */
 402
 403         build_size_menu ();
 404
 405         /* prepare it */
 406
 407         TimeAxisView::build_display_menu ();
 408
 409         /* now fill it with our stuff */
 410
 411         MenuList& items = display_menu->items();
 412         display_menu->set_name ("ArdourContextMenu");
 413
 414         items.push_back (MenuElem (_("Height"), *size_menu));
 415         items.push_back (MenuElem (_("Color"), mem_fun(*this, &RouteTimeAxisView::select_track_color)));
 416
 417         items.push_back (SeparatorElem());
 418
 419         build_remote_control_menu ();
 420         if (!Profile->get_sae()) {
 421                 items.push_back (MenuElem (_("Remote Control ID"), *remote_control_menu));
 422         }
 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                 if (!Profile->get_sae()) {
 453                         items.push_back (MenuElem (_("Alignment"), *alignment_menu));
 454                         get_diskstream()->AlignmentStyleChanged.connect (mem_fun(*this, &RouteTimeAxisView::align_style_changed));
 455                 }
 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         item->set_active ();
 488         return false;
 489 }
 490
 491 void
 492 RouteTimeAxisView::set_track_mode (TrackMode mode)
 493 {
 494         RadioMenuItem* item;
 495         RadioMenuItem* other_item;
 496
 497         switch (mode) {
 498         case ARDOUR::Normal:
 499                 item = normal_track_mode_item;
 500                 other_item = destructive_track_mode_item;
 501                 break;
 502         case ARDOUR::Destructive:
 503                 item = destructive_track_mode_item;
 504                 other_item = normal_track_mode_item;
 505                 break;
 506         default:
 507                 fatal << string_compose (_("programming error: %1 %2"), "illegal track mode in RouteTimeAxisView::set_track_mode", mode) << endmsg;
 508                 /*NOTREACHED*/
 509                 return;
 510         }
 511
 512         if (item->get_active () && track()->mode() != mode) {
 513                 _set_track_mode (track(), mode, other_item);
 514         }
 515 }
 516
 517 void
 518 RouteTimeAxisView::_set_track_mode (boost::shared_ptr<Track> track, TrackMode mode, RadioMenuItem* reset_item)
 519 {
 520         bool needs_bounce;
 521
 522         if (!track->can_use_mode (mode, needs_bounce)) {
 523
 524                 if (!needs_bounce) {
 525                         /* cannot be done */
 526                         Glib::signal_idle().connect (bind (sigc::ptr_fun (__reset_item), reset_item));
 527                         return;
 528                 } else {
 529                         cerr << "would bounce this one\n";
 530                         return;
 531                 }
 532         }
 533
 534         track->set_mode (mode);
 535
 536         rec_enable_button->remove ();
 537         switch (mode) {
 538         case ARDOUR::Normal:
 539                 rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_normal_red"))))));
 540                 break;
 541         case ARDOUR::Destructive:
 542                 rec_enable_button->add (*(manage (new Image (::get_icon (X_("record_tape_red"))))));
 543                 break;
 544         }
 545         rec_enable_button->show_all ();
 546
 547 }
 548
 549 void
 550 RouteTimeAxisView::track_mode_changed ()
 551 {
 552         RadioMenuItem* item;
 553
 554         switch (track()->mode()) {
 555         case ARDOUR::Normal:
 556                 item = normal_track_mode_item;
 557                 break;
 558         case ARDOUR::Destructive:
 559                 item = destructive_track_mode_item;
 560                 break;
 561         default:
 562                 fatal << string_compose (_("programming error: %1 %2"), "illegal track mode in RouteTimeAxisView::set_track_mode", track()->mode()) << endmsg;
 563                 /*NOTREACHED*/
 564                 return;
 565         }
 566
 567         item->set_active ();
 568 }
 569
 570 void
 571 RouteTimeAxisView::show_timestretch (nframes_t start, nframes_t end)
 572 {
 573         double x1;
 574         double x2;
 575         double y2;
 576
 577         TimeAxisView::show_timestretch (start, end);
 578
 579         hide_timestretch ();
 580
 581 #if 0
 582         if (ts.empty()) {
 583                 return;
 584         }
 585
 586
 587         /* check that the time selection was made in our route, or our edit group.
 588            remember that edit_group() == 0 implies the route is *not* in a edit group.
 589         */
 590
 591         if (!(ts.track == this || (ts.group != 0 && ts.group == _route->edit_group()))) {
 592                 /* this doesn't apply to us */
 593                 return;
 594         }
 595
 596         /* ignore it if our edit group is not active */
 597
 598         if ((ts.track != this) && _route->edit_group() && !_route->edit_group()->is_active()) {
 599                 return;
 600         }
 601 #endif
 602
 603         if (timestretch_rect == 0) {
 604                 timestretch_rect = new SimpleRect (*canvas_display);
 605                 timestretch_rect->property_x1() =  0.0;
 606                 timestretch_rect->property_y1() =  0.0;
 607                 timestretch_rect->property_x2() =  0.0;
 608                 timestretch_rect->property_y2() =  0.0;
 609                 timestretch_rect->property_fill_color_rgba() =  ARDOUR_UI::config()->canvasvar_TimeStretchFill.get();
 610                 timestretch_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeStretchOutline.get();
 611         }
 612
 613         timestretch_rect->show ();
 614         timestretch_rect->raise_to_top ();
 615
 616         x1 = start / editor.get_current_zoom();
 617         x2 = (end - 1) / editor.get_current_zoom();
 618         y2 = height - 2;
 619
 620         timestretch_rect->property_x1() = x1;
 621         timestretch_rect->property_y1() = 1.0;
 622         timestretch_rect->property_x2() = x2;
 623         timestretch_rect->property_y2() = y2;
 624 }
 625
 626 void
 627 RouteTimeAxisView::hide_timestretch ()
 628 {
 629         TimeAxisView::hide_timestretch ();
 630
 631         if (timestretch_rect) {
 632                 timestretch_rect->hide ();
 633         }
 634 }
 635
 636 void
 637 RouteTimeAxisView::show_selection (TimeSelection& ts)
 638 {
 639
 640 #if 0
 641         /* ignore it if our edit group is not active or if the selection was started
 642            in some other track or edit group (remember that edit_group() == 0 means
 643            that the track is not in an edit group).
 644         */
 645
 646         if (((ts.track != this && !is_child (ts.track)) && _route->edit_group() && !_route->edit_group()->is_active()) ||
 647             (!(ts.track == this || is_child (ts.track) || (ts.group != 0 && ts.group == _route->edit_group())))) {
 648                 hide_selection ();
 649                 return;
 650         }
 651 #endif
 652
 653         TimeAxisView::show_selection (ts);
 654 }
 655
 656 void
 657 RouteTimeAxisView::set_height (TrackHeight h)
 658 {
 659         int gmlen = (height_to_pixels (h)) - 5;
 660         bool height_changed = (height == 0) || (h != height_style);
 661         lm.setup_meters (gmlen);
 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                 reset_meter();
 702                 show_name_entry ();
 703                 hide_name_label ();
 704
 705                 mute_button->show();
 706                 solo_button->show();
 707                 if (rec_enable_button)
 708                         rec_enable_button->show();
 709
 710                 edit_group_button.show();
 711                 hide_button.show();
 712                 visual_button.show();
 713                 size_button.show();
 714                 automation_button.show();
 715
 716                 if (is_track() && track()->mode() == ARDOUR::Normal) {
 717                         playlist_button.show();
 718                 }
 719                 break;
 720
 721         case Smaller:
 722                 reset_meter();
 723                 show_name_entry ();
 724                 hide_name_label ();
 725
 726                 mute_button->show();
 727                 solo_button->show();
 728                 if (rec_enable_button)
 729                         rec_enable_button->show();
 730
 731                 edit_group_button.hide ();
 732                 hide_button.hide ();
 733                 visual_button.hide ();
 734                 size_button.hide ();
 735                 automation_button.hide ();
 736
 737                 if (is_track() && track()->mode() == ARDOUR::Normal) {
 738                         playlist_button.hide ();
 739                 }
 740                 break;
 741
 742         case Small:
 743                 hide_meter ();
 744                 hide_name_entry ();
 745                 show_name_label ();
 746
 747                 mute_button->hide();
 748                 solo_button->hide();
 749                 if (rec_enable_button)
 750                         rec_enable_button->hide();
 751
 752                 edit_group_button.hide ();
 753                 hide_button.hide ();
 754                 visual_button.hide ();
 755                 size_button.hide ();
 756                 automation_button.hide ();
 757                 playlist_button.hide ();
 758                 name_label.set_text (_route->name());
 759                 break;
 760         }
 761
 762         if (height_changed) {
 763                 /* only emit the signal if the height really changed */
 764                  _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
 765         }
 766 }
 767
 768 void
 769 RouteTimeAxisView::select_track_color ()
 770 {
 771         if (RouteUI::choose_color ()) {
 772
 773                 if (_view) {
 774                         _view->apply_color (_color, StreamView::RegionColor);
 775                 }
 776         }
 777 }
 778
 779 void
 780 RouteTimeAxisView::reset_samples_per_unit ()
 781 {
 782         set_samples_per_unit (editor.get_current_zoom());
 783 }
 784
 785 void
 786 RouteTimeAxisView::set_samples_per_unit (double spu)
 787 {
 788         double speed = 1.0;
 789
 790         if (get_diskstream() != 0) {
 791                 speed = get_diskstream()->speed();
 792         }
 793
 794         if (_view) {
 795                 _view->set_samples_per_unit (spu * speed);
 796         }
 797
 798         TimeAxisView::set_samples_per_unit (spu * speed);
 799 }
 800
 801 void
 802 RouteTimeAxisView::align_style_changed ()
 803 {
 804         switch (get_diskstream()->alignment_style()) {
 805         case ExistingMaterial:
 806                 if (!align_existing_item->get_active()) {
 807                         align_existing_item->set_active();
 808                 }
 809                 break;
 810         case CaptureTime:
 811                 if (!align_capture_item->get_active()) {
 812                         align_capture_item->set_active();
 813                 }
 814                 break;
 815         }
 816 }
 817
 818 void
 819 RouteTimeAxisView::set_align_style (AlignStyle style)
 820 {
 821         RadioMenuItem* item;
 822
 823         switch (style) {
 824         case ExistingMaterial:
 825                 item = align_existing_item;
 826                 break;
 827         case CaptureTime:
 828                 item = align_capture_item;
 829                 break;
 830         default:
 831                 fatal << string_compose (_("programming error: %1 %2"), "illegal align style in RouteTimeAxisView::set_align_style", style) << endmsg;
 832                 /*NOTREACHED*/
 833                 return;
 834         }
 835
 836         if (item->get_active()) {
 837                 get_diskstream()->set_align_style (style);
 838         }
 839 }
 840
 841 void
 842 RouteTimeAxisView::rename_current_playlist ()
 843 {
 844         ArdourPrompter prompter (true);
 845         string name;
 846
 847         boost::shared_ptr<Diskstream> ds = get_diskstream();
 848         if (!ds || ds->destructive())
 849                 return;
 850
 851         boost::shared_ptr<Playlist> pl = ds->playlist();
 852         if (!pl)
 853                 return;
 854
 855         prompter.set_prompt (_("Name for playlist"));
 856         prompter.set_initial_text (pl->name());
 857         prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
 858         prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 859
 860         switch (prompter.run ()) {
 861         case Gtk::RESPONSE_ACCEPT:
 862                 prompter.get_result (name);
 863                 if (name.length()) {
 864                         pl->set_name (name);
 865                 }
 866                 break;
 867
 868         default:
 869                 break;
 870         }
 871 }
 872
 873 void
 874 RouteTimeAxisView::use_copy_playlist (bool prompt)
 875 {
 876         string name;
 877
 878         boost::shared_ptr<Diskstream> ds = get_diskstream();
 879         if (!ds || ds->destructive())
 880                 return;
 881
 882         boost::shared_ptr<const Playlist> pl = ds->playlist();
 883         if (!pl)
 884                 return;
 885
 886         name = pl->name();
 887
 888         do {
 889                 name = Playlist::bump_name (name, _session);
 890         } while (_session.playlist_by_name(name));
 891
 892         // TODO: The prompter "new" button should be de-activated if the user
 893         // specifies a playlist name which already exists in the session.
 894
 895         if (prompt) {
 896
 897                 ArdourPrompter prompter (true);
 898
 899                 prompter.set_prompt (_("Name for Playlist"));
 900                 prompter.set_initial_text (name);
 901                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 902                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
 903                 prompter.show_all ();
 904
 905                 switch (prompter.run ()) {
 906                 case Gtk::RESPONSE_ACCEPT:
 907                         prompter.get_result (name);
 908                         break;
 909
 910                 default:
 911                         return;
 912                 }
 913         }
 914
 915         if (name.length()) {
 916                 ds->use_copy_playlist ();
 917                 ds->playlist()->set_name (name);
 918         }
 919 }
 920
 921 void
 922 RouteTimeAxisView::use_new_playlist (bool prompt)
 923 {
 924         string name;
 925
 926         boost::shared_ptr<Diskstream> ds = get_diskstream();
 927         if (!ds || ds->destructive())
 928                 return;
 929
 930         boost::shared_ptr<const Playlist> pl = ds->playlist();
 931         if (!pl)
 932                 return;
 933
 934         name = pl->name();
 935
 936         do {
 937                 name = Playlist::bump_name (name, _session);
 938         } while (_session.playlist_by_name(name));
 939
 940
 941         if (prompt) {
 942
 943                 ArdourPrompter prompter (true);
 944
 945                 prompter.set_prompt (_("Name for Playlist"));
 946                 prompter.set_initial_text (name);
 947                 prompter.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 948                 prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
 949
 950                 switch (prompter.run ()) {
 951                 case Gtk::RESPONSE_ACCEPT:
 952                         prompter.get_result (name);
 953                         break;
 954
 955                 default:
 956                         return;
 957                 }
 958         }
 959
 960         if (name.length()) {
 961                 ds->use_new_playlist ();
 962                 ds->playlist()->set_name (name);
 963         }
 964 }
 965
 966 void
 967 RouteTimeAxisView::clear_playlist ()
 968 {
 969         boost::shared_ptr<Diskstream> ds = get_diskstream();
 970         if (!ds || ds->destructive())
 971                 return;
 972
 973         boost::shared_ptr<Playlist> pl = ds->playlist();
 974         if (!pl)
 975                 return;
 976
 977         editor.clear_playlist (pl);
 978 }
 979
 980 void
 981 RouteTimeAxisView::speed_changed ()
 982 {
 983         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &RouteTimeAxisView::reset_samples_per_unit));
 984 }
 985
 986 void
 987 RouteTimeAxisView::diskstream_changed ()
 988 {
 989         Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &RouteTimeAxisView::update_diskstream_display));
 990 }
 991
 992 void
 993 RouteTimeAxisView::update_diskstream_display ()
 994 {
 995         if (!get_diskstream()) // bus
 996                 return;
 997
 998         set_playlist (get_diskstream()->playlist());
 999         map_frozen ();
1000 }
1001
1002 void
1003 RouteTimeAxisView::selection_click (GdkEventButton* ev)
1004 {
1005         if (Keyboard::modifier_state_equals (ev->state, (Keyboard::Shift|Keyboard::Control))) {
1006
1007                 /* special case: select/deselect all tracks */
1008                 if (editor.get_selection().selected (this)) {
1009                         editor.get_selection().clear_tracks ();
1010                 } else {
1011                         editor.select_all_tracks ();
1012                 }
1013
1014                 return;
1015         }
1016
1017         PublicEditor::TrackViewList* tracks = editor.get_valid_views (this, _route->edit_group());
1018
1019         switch (Keyboard::selection_type (ev->state)) {
1020         case Selection::Toggle:
1021                 editor.get_selection().toggle (*tracks);
1022                 break;
1023
1024         case Selection::Set:
1025                 editor.get_selection().set (*tracks);
1026                 break;
1027
1028         case Selection::Extend:
1029                 if (tracks->size() > 1) {
1030                         /* add each one, do not "extend" */
1031                         editor.get_selection().add (*tracks);
1032                 } else {
1033                         /* extend to the single track */
1034                         editor.extend_selection_to_track (*tracks->front());
1035                 }
1036                 break;
1037
1038         case Selection::Add:
1039                 editor.get_selection().add (*tracks);
1040                 break;
1041         }
1042
1043         delete tracks;
1044 }
1045
1046 void
1047 RouteTimeAxisView::set_selected_points (PointSelection& points)
1048 {
1049         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1050                 (*i)->set_selected_points (points);
1051         }
1052 }
1053
1054 void
1055 RouteTimeAxisView::set_selected_regionviews (RegionSelection& regions)
1056 {
1057         if (_view) {
1058                 _view->set_selected_regionviews (regions);
1059         }
1060 }
1061
1062 void
1063 RouteTimeAxisView::get_selectables (nframes_t start, nframes_t end, double top, double bot, list<Selectable*>& results)
1064 {
1065         double speed = 1.0;
1066
1067         if (get_diskstream() != 0) {
1068                 speed = get_diskstream()->speed();
1069         }
1070
1071         nframes_t start_adjusted = session_frame_to_track_frame(start, speed);
1072         nframes_t end_adjusted   = session_frame_to_track_frame(end, speed);
1073
1074         if (_view && ((top < 0.0 && bot < 0.0)) || touched (top, bot)) {
1075                 _view->get_selectables (start_adjusted, end_adjusted, results);
1076         }
1077
1078         /* pick up visible automation tracks */
1079
1080         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1081                 if (!(*i)->hidden()) {
1082                         (*i)->get_selectables (start_adjusted, end_adjusted, top, bot, results);
1083                 }
1084         }
1085 }
1086
1087 void
1088 RouteTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& results)
1089 {
1090         if (_view) {
1091                 _view->get_inverted_selectables (sel, results);
1092         }
1093
1094         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1095                 if (!(*i)->hidden()) {
1096                         (*i)->get_inverted_selectables (sel, results);
1097                 }
1098         }
1099
1100         return;
1101 }
1102
1103 RouteGroup*
1104 RouteTimeAxisView::edit_group() const
1105 {
1106         return _route->edit_group();
1107 }
1108
1109 string
1110 RouteTimeAxisView::name() const
1111 {
1112         return _route->name();
1113 }
1114
1115 boost::shared_ptr<Playlist>
1116 RouteTimeAxisView::playlist () const
1117 {
1118         boost::shared_ptr<Diskstream> ds;
1119
1120         if ((ds = get_diskstream()) != 0) {
1121                 return ds->playlist();
1122         } else {
1123                 return boost::shared_ptr<Playlist> ();
1124         }
1125 }
1126
1127 void
1128 RouteTimeAxisView::name_entry_changed ()
1129 {
1130         string x;
1131
1132         x = name_entry.get_text ();
1133
1134         if (x == _route->name()) {
1135                 return;
1136         }
1137
1138         strip_whitespace_edges(x);
1139
1140         if (x.length() == 0) {
1141                 name_entry.set_text (_route->name());
1142                 return;
1143         }
1144
1145         if (_session.route_name_unique (x)) {
1146                 _route->set_name (x, this);
1147         } else {
1148                 ARDOUR_UI::instance()->popup_error (_("A track already exists with that name"));
1149                 name_entry.set_text (_route->name());
1150         }
1151 }
1152
1153 void
1154 RouteTimeAxisView::visual_click ()
1155 {
1156         popup_display_menu (0);
1157 }
1158
1159 void
1160 RouteTimeAxisView::hide_click ()
1161 {
1162         // LAME fix for hide_button refresh fix
1163         hide_button.set_sensitive(false);
1164
1165         editor.hide_track_in_display (*this);
1166
1167         hide_button.set_sensitive(true);
1168 }
1169
1170 boost::shared_ptr<Region>
1171 RouteTimeAxisView::find_next_region (nframes_t pos, RegionPoint point, int32_t dir)
1172 {
1173         boost::shared_ptr<Diskstream> stream;
1174         boost::shared_ptr<Playlist> playlist;
1175
1176         if ((stream = get_diskstream()) != 0 && (playlist = stream->playlist()) != 0) {
1177                 return playlist->find_next_region (pos, point, dir);
1178         }
1179
1180         return boost::shared_ptr<Region> ();
1181 }
1182
1183 bool
1184 RouteTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
1185 {
1186         boost::shared_ptr<Playlist> what_we_got;
1187         boost::shared_ptr<Diskstream> ds = get_diskstream();
1188         boost::shared_ptr<Playlist> playlist;
1189         bool ret = false;
1190
1191         if (ds == 0) {
1192                 /* route is a bus, not a track */
1193                 return false;
1194         }
1195
1196         playlist = ds->playlist();
1197
1198         TimeSelection time (selection.time);
1199         float speed = ds->speed();
1200         if (speed != 1.0f) {
1201                 for (TimeSelection::iterator i = time.begin(); i != time.end(); ++i) {
1202                         (*i).start = session_frame_to_track_frame((*i).start, speed);
1203                         (*i).end   = session_frame_to_track_frame((*i).end,   speed);
1204                 }
1205         }
1206
1207         XMLNode &before = playlist->get_state();
1208         switch (op) {
1209         case Cut:
1210                 if ((what_we_got = playlist->cut (time)) != 0) {
1211                         editor.get_cut_buffer().add (what_we_got);
1212                         _session.add_command( new MementoCommand<Playlist>(*playlist.get(), &before, &playlist->get_state()));
1213                         ret = true;
1214                 }
1215                 break;
1216         case Copy:
1217                 if ((what_we_got = playlist->copy (time)) != 0) {
1218                         editor.get_cut_buffer().add (what_we_got);
1219                 }
1220                 break;
1221
1222         case Clear:
1223                 if ((what_we_got = playlist->cut (time)) != 0) {
1224                         _session.add_command( new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
1225                         what_we_got->release ();
1226                         ret = true;
1227                 }
1228                 break;
1229         }
1230
1231         return ret;
1232 }
1233
1234 bool
1235 RouteTimeAxisView::paste (nframes_t pos, float times, Selection& selection, size_t nth)
1236 {
1237         if (!is_track()) {
1238                 return false;
1239         }
1240
1241         boost::shared_ptr<Playlist> playlist = get_diskstream()->playlist();
1242         PlaylistSelection::iterator p;
1243
1244         for (p = selection.playlists.begin(); p != selection.playlists.end() && nth; ++p, --nth);
1245
1246         if (p == selection.playlists.end()) {
1247                 return false;
1248         }
1249
1250         if (get_diskstream()->speed() != 1.0f)
1251                 pos = session_frame_to_track_frame(pos, get_diskstream()->speed() );
1252
1253         XMLNode &before = playlist->get_state();
1254         playlist->paste (*p, pos, times);
1255         _session.add_command( new MementoCommand<Playlist>(*playlist, &before, &playlist->get_state()));
1256
1257         return true;
1258 }
1259
1260
1261 list<TimeAxisView*>
1262 RouteTimeAxisView::get_child_list()
1263 {
1264
1265         list<TimeAxisView*>redirect_children;
1266
1267         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1268                 if (!(*i)->hidden()) {
1269                         redirect_children.push_back(*i);
1270                 }
1271         }
1272         return redirect_children;
1273 }
1274
1275
1276 void
1277 RouteTimeAxisView::build_playlist_menu (Gtk::Menu * menu)
1278 {
1279         using namespace Menu_Helpers;
1280
1281         if (!menu || !is_track()) {
1282                 return;
1283         }
1284
1285         MenuList& playlist_items = menu->items();
1286         menu->set_name ("ArdourContextMenu");
1287         playlist_items.clear();
1288
1289         if (playlist_menu) {
1290                 delete playlist_menu;
1291         }
1292
1293         playlist_menu = new Menu;
1294         playlist_menu->set_name ("ArdourContextMenu");
1295
1296         vector<boost::shared_ptr<Playlist> > playlists;
1297         boost::shared_ptr<Diskstream> ds = get_diskstream();
1298         RadioMenuItem::Group playlist_group;
1299
1300         _session.get_playlists (playlists);
1301
1302         for (vector<boost::shared_ptr<Playlist> >::iterator i = playlists.begin(); i != playlists.end(); ++i) {
1303
1304                 if ((*i)->get_orig_diskstream_id() == ds->id()) {
1305                         playlist_items.push_back (RadioMenuElem (playlist_group, (*i)->name(), bind (mem_fun (*this, &RouteTimeAxisView::use_playlist),
1306                                                                                                      boost::weak_ptr<Playlist> (*i))));
1307
1308                         if (ds->playlist()->id() == (*i)->id()) {
1309                                 static_cast<RadioMenuItem*>(&playlist_items.back())->set_active();
1310                         }
1311                 } else if (ds->playlist()->id() == (*i)->id()) {
1312                         playlist_items.push_back (RadioMenuElem (playlist_group, (*i)->name(), bind (mem_fun (*this, &RouteTimeAxisView::use_playlist),
1313                                                                                                      boost::weak_ptr<Playlist>(*i))));
1314                         static_cast<RadioMenuItem*>(&playlist_items.back())->set_active();
1315
1316                 }
1317         }
1318
1319         playlist_items.push_back (SeparatorElem());
1320         playlist_items.push_back (MenuElem (_("Rename"), mem_fun(*this, &RouteTimeAxisView::rename_current_playlist)));
1321         playlist_items.push_back (SeparatorElem());
1322
1323         playlist_items.push_back (MenuElem (_("New"), bind(mem_fun(editor, &PublicEditor::new_playlists), this)));
1324         playlist_items.push_back (MenuElem (_("New Copy"), bind(mem_fun(editor, &PublicEditor::copy_playlists), this)));
1325         playlist_items.push_back (SeparatorElem());
1326         playlist_items.push_back (MenuElem (_("Clear Current"), bind(mem_fun(editor, &PublicEditor::clear_playlists), this)));
1327         playlist_items.push_back (SeparatorElem());
1328
1329         playlist_items.push_back (MenuElem(_("Select from all ..."), mem_fun(*this, &RouteTimeAxisView::show_playlist_selector)));
1330 }
1331
1332 void
1333 RouteTimeAxisView::use_playlist (boost::weak_ptr<Playlist> wpl)
1334 {
1335         assert (is_track());
1336
1337         boost::shared_ptr<Playlist> pl (wpl.lock());
1338
1339         if (!pl) {
1340                 return;
1341         }
1342
1343         boost::shared_ptr<AudioPlaylist> apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl);
1344
1345         if (apl) {
1346                 get_diskstream()->use_playlist (apl);
1347         }
1348 }
1349
1350 void
1351 RouteTimeAxisView::show_playlist_selector ()
1352 {
1353         editor.playlist_selector().show_for (this);
1354 }
1355
1356 void
1357 RouteTimeAxisView::map_frozen ()
1358 {
1359         if (!is_track()) {
1360                 return;
1361         }
1362
1363         ENSURE_GUI_THREAD (mem_fun(*this, &RouteTimeAxisView::map_frozen));
1364
1365         switch (track()->freeze_state()) {
1366         case Track::Frozen:
1367                 playlist_button.set_sensitive (false);
1368                 rec_enable_button->set_sensitive (false);
1369                 break;
1370         default:
1371                 playlist_button.set_sensitive (true);
1372                 rec_enable_button->set_sensitive (true);
1373                 break;
1374         }
1375 }
1376
1377 void
1378 RouteTimeAxisView::color_handler ()
1379 {
1380         if (timestretch_rect) {
1381                 timestretch_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeStretchOutline.get();
1382         }
1383
1384         if (timestretch_rect) {
1385                 timestretch_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeStretchFill.get();
1386         }
1387 }
1388
1389 void
1390 RouteTimeAxisView::show_all_automation ()
1391 {
1392         no_redraw = true;
1393
1394         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1395                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1396                         if ((*ii)->view == 0) {
1397                                 add_redirect_automation_curve ((*i)->redirect, (*ii)->what);
1398                         }
1399
1400                         (*ii)->menu_item->set_active (true);
1401                 }
1402         }
1403
1404         no_redraw = false;
1405
1406          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1407 }
1408
1409 void
1410 RouteTimeAxisView::show_existing_automation ()
1411 {
1412         no_redraw = true;
1413
1414         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1415                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1416                         if ((*ii)->view != 0) {
1417                                 (*ii)->menu_item->set_active (true);
1418                         }
1419                 }
1420         }
1421
1422         no_redraw = false;
1423
1424          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1425 }
1426
1427 void
1428 RouteTimeAxisView::hide_all_automation ()
1429 {
1430         no_redraw = true;
1431
1432         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1433                 for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1434                         (*ii)->menu_item->set_active (false);
1435                 }
1436         }
1437
1438         no_redraw = false;
1439          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1440 }
1441
1442
1443 void
1444 RouteTimeAxisView::region_view_added (RegionView* rv)
1445 {
1446         for (vector<TimeAxisView*>::iterator i = children.begin(); i != children.end(); ++i) {
1447                 AutomationTimeAxisView* atv;
1448
1449                 if ((atv = dynamic_cast<AutomationTimeAxisView*> (*i)) != 0) {
1450                         rv->add_ghost (*atv);
1451                 }
1452         }
1453 }
1454
1455 void
1456 RouteTimeAxisView::add_ghost_to_redirect (RegionView* rv, AutomationTimeAxisView* atv)
1457 {
1458         rv->add_ghost (*atv);
1459 }
1460
1461 RouteTimeAxisView::RedirectAutomationInfo::~RedirectAutomationInfo ()
1462 {
1463         for (vector<RedirectAutomationNode*>::iterator i = lines.begin(); i != lines.end(); ++i) {
1464                 delete *i;
1465         }
1466 }
1467
1468
1469 RouteTimeAxisView::RedirectAutomationNode::~RedirectAutomationNode ()
1470 {
1471         parent.remove_ran (this);
1472
1473         if (view) {
1474                 delete view;
1475         }
1476 }
1477
1478 void
1479 RouteTimeAxisView::remove_ran (RedirectAutomationNode* ran)
1480 {
1481         if (ran->view) {
1482                 remove_child (ran->view);
1483         }
1484 }
1485
1486 RouteTimeAxisView::RedirectAutomationNode*
1487 RouteTimeAxisView::find_redirect_automation_node (boost::shared_ptr<Redirect> redirect, uint32_t what)
1488 {
1489         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1490
1491                 if ((*i)->redirect == redirect) {
1492
1493                         for (vector<RedirectAutomationNode*>::iterator ii = (*i)->lines.begin(); ii != (*i)->lines.end(); ++ii) {
1494                                 if ((*ii)->what == what) {
1495                                         return *ii;
1496                                 }
1497                         }
1498                 }
1499         }
1500
1501         return 0;
1502 }
1503
1504 // FIXME: duplicated in midi_time_axis.cc
1505 static string
1506 legalize_for_xml_node (string str)
1507 {
1508         string::size_type pos;
1509         string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_=:";
1510         string legal;
1511
1512         legal = str;
1513         pos = 0;
1514
1515         while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
1516                 legal.replace (pos, 1, "_");
1517                 pos += 1;
1518         }
1519
1520         return legal;
1521 }
1522
1523
1524 void
1525 RouteTimeAxisView::add_redirect_automation_curve (boost::shared_ptr<Redirect> redirect, uint32_t what)
1526 {
1527         RedirectAutomationLine* ral;
1528         string name;
1529         RedirectAutomationNode* ran;
1530
1531         if ((ran = find_redirect_automation_node (redirect, what)) == 0) {
1532                 fatal << _("programming error: ")
1533                       << string_compose (X_("redirect automation curve for %1:%2 not registered with audio track!"),
1534                                   redirect->name(), what)
1535                       << endmsg;
1536                 /*NOTREACHED*/
1537                 return;
1538         }
1539
1540         if (ran->view) {
1541                 return;
1542         }
1543
1544         name = redirect->describe_parameter (what);
1545
1546         /* create a string that is a legal XML node name that can be used to refer to this redirect+port combination */
1547
1548         char state_name[256];
1549         snprintf (state_name, sizeof (state_name), "Redirect-%s-%" PRIu32, legalize_for_xml_node (redirect->name()).c_str(), what);
1550
1551         ran->view = new RedirectAutomationTimeAxisView (_session, _route, editor, *this, parent_canvas, name, what, *redirect, state_name);
1552
1553         ral = new RedirectAutomationLine (name,
1554                                           *redirect, what, _session, *ran->view,
1555                                           *ran->view->canvas_display, redirect->automation_list (what));
1556
1557         ral->set_line_color (ARDOUR_UI::config()->canvasvar_RedirectAutomationLine.get());
1558         ral->queue_reset ();
1559
1560         ran->view->add_line (*ral);
1561
1562         ran->view->Hiding.connect (bind (mem_fun(*this, &RouteTimeAxisView::redirect_automation_track_hidden), ran, redirect));
1563
1564         if (!ran->view->marked_for_display()) {
1565                 ran->view->hide ();
1566         } else {
1567                 ran->menu_item->set_active (true);
1568         }
1569
1570         add_child (ran->view);
1571
1572         if (_view) {
1573                 _view->foreach_regionview (bind (mem_fun(*this, &RouteTimeAxisView::add_ghost_to_redirect), ran->view));
1574         }
1575
1576         redirect->mark_automation_visible (what, true);
1577 }
1578
1579 void
1580 RouteTimeAxisView::redirect_automation_track_hidden (RouteTimeAxisView::RedirectAutomationNode* ran, boost::shared_ptr<Redirect> r)
1581 {
1582         if (!_hidden) {
1583                 ran->menu_item->set_active (false);
1584         }
1585
1586         r->mark_automation_visible (ran->what, false);
1587
1588          _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1589 }
1590
1591 void
1592 RouteTimeAxisView::add_existing_redirect_automation_curves (boost::shared_ptr<Redirect> redirect)
1593 {
1594         set<uint32_t> s;
1595         RedirectAutomationLine *ral;
1596
1597         redirect->what_has_visible_automation (s);
1598
1599         for (set<uint32_t>::iterator i = s.begin(); i != s.end(); ++i) {
1600
1601                 if ((ral = find_redirect_automation_curve (redirect, *i)) != 0) {
1602                         ral->queue_reset ();
1603                 } else {
1604                         add_redirect_automation_curve (redirect, (*i));
1605                 }
1606         }
1607 }
1608
1609 void
1610 RouteTimeAxisView::add_redirect_to_subplugin_menu (boost::shared_ptr<Redirect> r)
1611 {
1612         using namespace Menu_Helpers;
1613         RedirectAutomationInfo *rai;
1614         list<RedirectAutomationInfo*>::iterator x;
1615
1616         const std::set<uint32_t>& automatable = r->what_can_be_automated ();
1617         std::set<uint32_t> has_visible_automation;
1618
1619         r->what_has_visible_automation(has_visible_automation);
1620
1621         if (automatable.empty()) {
1622                 return;
1623         }
1624
1625         for (x = redirect_automation.begin(); x != redirect_automation.end(); ++x) {
1626                 if ((*x)->redirect == r) {
1627                         break;
1628                 }
1629         }
1630
1631         if (x == redirect_automation.end()) {
1632
1633                 rai = new RedirectAutomationInfo (r);
1634                 redirect_automation.push_back (rai);
1635
1636         } else {
1637
1638                 rai = *x;
1639
1640         }
1641
1642         /* any older menu was deleted at the top of redirects_changed()
1643            when we cleared the subplugin menu.
1644         */
1645
1646         rai->menu = manage (new Menu);
1647         MenuList& items = rai->menu->items();
1648         rai->menu->set_name ("ArdourContextMenu");
1649
1650         items.clear ();
1651
1652         for (std::set<uint32_t>::const_iterator i = automatable.begin(); i != automatable.end(); ++i) {
1653
1654                 RedirectAutomationNode* ran;
1655                 CheckMenuItem* mitem;
1656
1657                 string name = r->describe_parameter (*i);
1658
1659                 items.push_back (CheckMenuElem (name));
1660                 mitem = dynamic_cast<CheckMenuItem*> (&items.back());
1661
1662                 if (has_visible_automation.find((*i)) != has_visible_automation.end()) {
1663                         mitem->set_active(true);
1664                 }
1665
1666                 if ((ran = find_redirect_automation_node (r, *i)) == 0) {
1667
1668                         /* new item */
1669
1670                         ran = new RedirectAutomationNode (*i, mitem, *this);
1671
1672                         rai->lines.push_back (ran);
1673
1674                 } else {
1675
1676                         ran->menu_item = mitem;
1677
1678                 }
1679
1680                 mitem->signal_toggled().connect (bind (mem_fun(*this, &RouteTimeAxisView::redirect_menu_item_toggled), rai, ran));
1681         }
1682
1683         /* add the menu for this redirect, because the subplugin
1684            menu is always cleared at the top of redirects_changed().
1685            this is the result of some poor design in gtkmm and/or
1686            GTK+.
1687         */
1688
1689         subplugin_menu.items().push_back (MenuElem (r->name(), *rai->menu));
1690         rai->valid = true;
1691 }
1692
1693 void
1694 RouteTimeAxisView::redirect_menu_item_toggled (RouteTimeAxisView::RedirectAutomationInfo* rai,
1695                                                RouteTimeAxisView::RedirectAutomationNode* ran)
1696 {
1697         bool showit = ran->menu_item->get_active();
1698         bool redraw = false;
1699
1700         if (ran->view == 0 && showit) {
1701                 add_redirect_automation_curve (rai->redirect, ran->what);
1702                 redraw = true;
1703         }
1704
1705         if (showit != ran->view->marked_for_display()) {
1706
1707                 if (showit) {
1708                         ran->view->set_marked_for_display (true);
1709                         ran->view->canvas_display->show();
1710                 } else {
1711                         rai->redirect->mark_automation_visible (ran->what, true);
1712                         ran->view->set_marked_for_display (false);
1713                         ran->view->hide ();
1714                 }
1715
1716                 redraw = true;
1717
1718         }
1719
1720         if (redraw && !no_redraw) {
1721
1722                 /* now trigger a redisplay */
1723
1724                  _route->gui_changed ("track_height", (void *) 0); /* EMIT_SIGNAL */
1725
1726         }
1727 }
1728
1729 void
1730 RouteTimeAxisView::redirects_changed (void *src)
1731 {
1732         using namespace Menu_Helpers;
1733
1734         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ++i) {
1735                 (*i)->valid = false;
1736         }
1737
1738         subplugin_menu.items().clear ();
1739
1740         _route->foreach_redirect (this, &RouteTimeAxisView::add_redirect_to_subplugin_menu);
1741         _route->foreach_redirect (this, &RouteTimeAxisView::add_existing_redirect_automation_curves);
1742
1743         for (list<RedirectAutomationInfo*>::iterator i = redirect_automation.begin(); i != redirect_automation.end(); ) {
1744
1745                 list<RedirectAutomationInfo*>::iterator tmp;
1746
1747                 tmp = i;
1748                 ++tmp;
1749
1750                 if (!(*i)->valid) {
1751
1752                         delete *i;
1753                         redirect_automation.erase (i);
1754
1755                 }
1756
1757                 i = tmp;
1758         }
1759
1760         /* change in visibility was possible */
1761
1762         _route->gui_changed ("track_height", this);
1763 }
1764
1765 RedirectAutomationLine *
1766 RouteTimeAxisView::find_redirect_automation_curve (boost::shared_ptr<Redirect> redirect, uint32_t what)
1767 {
1768         RedirectAutomationNode* ran;
1769
1770         if ((ran = find_redirect_automation_node (redirect, what)) != 0) {
1771                 if (ran->view) {
1772                         return dynamic_cast<RedirectAutomationLine*> (ran->view->lines.front());
1773                 }
1774         }
1775
1776         return 0;
1777 }
1778
1779 void
1780 RouteTimeAxisView::reset_redirect_automation_curves ()
1781 {
1782         for (vector<RedirectAutomationLine*>::iterator i = redirect_automation_curves.begin(); i != redirect_automation_curves.end(); ++i) {
1783                 (*i)->reset();
1784         }
1785 }
1786
1787 void
1788 RouteTimeAxisView::update_rec_display ()
1789 {
1790         RouteUI::update_rec_display ();
1791         name_entry.set_sensitive (!_route->record_enabled());
1792 }
1793
1794 void
1795 RouteTimeAxisView::fast_update ()
1796 {
1797         lm.update_meters ();
1798 }
1799
1800 void
1801 RouteTimeAxisView::hide_meter ()
1802 {
1803         clear_meter ();
1804         lm.hide_meters ();
1805 }
1806
1807 void
1808 RouteTimeAxisView::show_meter ()
1809 {
1810         reset_meter ();
1811 }
1812
1813 void
1814 RouteTimeAxisView::reset_meter ()
1815 {
1816         if (Config->get_show_track_meters()) {
1817                 lm.setup_meters (height-5);
1818         } else {
1819                 hide_meter ();
1820         }
1821 }
1822
1823 void
1824 RouteTimeAxisView::clear_meter ()
1825 {
1826         lm.clear_meters ();
1827 }
1828
1829 void
1830 RouteTimeAxisView::meter_changed (void *src)
1831 {
1832         ENSURE_GUI_THREAD (bind (mem_fun(*this, &RouteTimeAxisView::meter_changed), src));
1833         reset_meter();
1834 }
1835
1836 void
1837 RouteTimeAxisView::io_changed (IOChange change, void *src)
1838 {
1839         reset_meter ();
1840 }