gtk2_ardour/time_info_box.cc

   1 /*
   2     Copyright (C) 2011 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
  20 #include <algorithm>
  21 #include "pbd/compose.h"
  22
  23 #include "gtkmm2ext/cairocell.h"
  24 #include "gtkmm2ext/gui_thread.h"
  25 #include "gtkmm2ext/utils.h"
  26 #include "gtkmm2ext/stateful_button.h"
  27 #include "gtkmm2ext/actions.h"
  28
  29 #include "ardour/location.h"
  30 #include "ardour/profile.h"
  31 #include "ardour/session.h"
  32
  33 #include "time_info_box.h"
  34 #include "audio_clock.h"
  35 #include "editor.h"
  36 #include "control_point.h"
  37 #include "automation_line.h"
  38
  39 #include "pbd/i18n.h"
  40
  41 using namespace Gtk;
  42 using namespace ARDOUR;
  43 using std::min;
  44 using std::max;
  45
  46 TimeInfoBox::TimeInfoBox ()
  47         : table (3, 4)
  48         , syncing_selection (false)
  49         , syncing_punch (false)
  50 {
  51         set_name (X_("TimeInfoBox"));
  52
  53         selection_start = new AudioClock ("selection-start", false, "selection", false, false, false, false);
  54         selection_end = new AudioClock ("selection-end", false, "selection", false, false, false, false);
  55         selection_length = new AudioClock ("selection-length", false, "selection", false, false, true, false);
  56
  57         punch_start = new AudioClock ("punch-start", false, "punch", false, false, false, false);
  58         punch_end = new AudioClock ("punch-end", false, "punch", false, false, false, false);
  59
  60         selection_title.set_text (_("Selection"));
  61         punch_title.set_text (_("Punch"));
  62
  63         set_homogeneous (false);
  64         set_spacing (0);
  65         set_border_width (2);
  66
  67         pack_start (table, false, false);
  68
  69         table.set_homogeneous (false);
  70         table.set_spacings (0);
  71         table.set_border_width (2);
  72         table.set_col_spacings (2);
  73
  74         Gtk::Label* l;
  75
  76         selection_title.set_name ("TimeInfoSelectionTitle");
  77         table.attach (selection_title, 1, 2, 0, 1);
  78         l = manage (new Label);
  79         l->set_text (_("Start"));
  80         l->set_alignment (1.0, 0.5);
  81         l->set_name (X_("TimeInfoSelectionLabel"));
  82         table.attach (*l, 0, 1, 1, 2, FILL);
  83         table.attach (*selection_start, 1, 2, 1, 2);
  84
  85         l = manage (new Label);
  86         l->set_text (_("End"));
  87         l->set_alignment (1.0, 0.5);
  88         l->set_name (X_("TimeInfoSelectionLabel"));
  89         table.attach (*l, 0, 1, 2, 3, FILL);
  90         table.attach (*selection_end, 1, 2, 2, 3);
  91
  92         l = manage (new Label);
  93         l->set_text (_("Length"));
  94         l->set_alignment (1.0, 0.5);
  95         l->set_name (X_("TimeInfoSelectionLabel"));
  96         table.attach (*l, 0, 1, 3, 4, FILL);
  97         table.attach (*selection_length, 1, 2, 3, 4);
  98
  99         punch_title.set_name ("TimeInfoSelectionTitle");
 100         table.attach (punch_title, 2, 3, 0, 1);
 101         table.attach (*punch_start, 2, 3, 1, 2);
 102         table.attach (*punch_end, 2, 3, 2, 3);
 103
 104         show_all ();
 105
 106         selection_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
 107         selection_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_end));
 108         selection_length->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_length));
 109
 110         punch_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_start));
 111         punch_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_end));
 112
 113         selection_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_start), true);
 114         selection_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_end), true);
 115
 116         punch_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_start), true);
 117         punch_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_end), true);
 118
 119         Editor::instance().get_selection().TimeChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 120         Editor::instance().get_selection().RegionsChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 121
 122         Region::RegionPropertyChanged.connect (region_property_connections, invalidator (*this), boost::bind (&TimeInfoBox::region_property_change, this, _1, _2), gui_context());
 123         Editor::instance().MouseModeChanged.connect (editor_connections, invalidator(*this), boost::bind (&TimeInfoBox::track_mouse_mode, this), gui_context());
 124 }
 125
 126 TimeInfoBox::~TimeInfoBox ()
 127 {
 128         delete selection_length;
 129         delete selection_end;
 130         delete selection_start;
 131
 132         delete punch_start;
 133         delete punch_end;
 134 }
 135
 136 void
 137 TimeInfoBox::track_mouse_mode ()
 138 {
 139         selection_changed ();
 140 }
 141
 142 void
 143 TimeInfoBox::region_property_change (boost::shared_ptr<ARDOUR::Region> /* r */, const PBD::PropertyChange& what_changed)
 144 {
 145         Selection& selection (Editor::instance().get_selection());
 146
 147         if (selection.regions.empty()) {
 148                 return;
 149         }
 150
 151         PBD::PropertyChange our_interests;
 152
 153         our_interests.add (ARDOUR::Properties::position);
 154         our_interests.add (ARDOUR::Properties::length);
 155         our_interests.add (ARDOUR::Properties::start);
 156
 157         if (!what_changed.contains (our_interests)) {
 158                 return;
 159         }
 160
 161         /* TODO: check if RegionSelection includes the given region.
 162          * This is not straight foward because RegionSelection is done by
 163          * RegionView (not Region itself).
 164          */
 165
 166         //selection_changed ();
 167 }
 168
 169 bool
 170 TimeInfoBox::clock_button_release_event (GdkEventButton* ev, AudioClock* src)
 171 {
 172         if (!_session) {
 173                 return false;
 174         }
 175
 176         if (ev->button == 1) {
 177                 if (!src->off()) {
 178                         _session->request_locate (src->current_time ());
 179                 }
 180                 return true;
 181         }
 182
 183         return false;
 184 }
 185
 186 void
 187 TimeInfoBox::sync_selection_mode (AudioClock* src)
 188 {
 189         if (!syncing_selection) {
 190                 syncing_selection = true;
 191                 selection_start->set_mode (src->mode());
 192                 selection_end->set_mode (src->mode());
 193                 selection_length->set_mode (src->mode());
 194                 syncing_selection = false;
 195         }
 196 }
 197
 198 void
 199 TimeInfoBox::sync_punch_mode (AudioClock* src)
 200 {
 201         if (!syncing_punch) {
 202                 syncing_punch = true;
 203                 punch_start->set_mode (src->mode());
 204                 punch_end->set_mode (src->mode());
 205                 syncing_punch = false;
 206         }
 207 }
 208
 209
 210 void
 211 TimeInfoBox::set_session (Session* s)
 212 {
 213         SessionHandlePtr::set_session (s);
 214
 215         selection_start->set_session (s);
 216         selection_end->set_session (s);
 217         selection_length->set_session (s);
 218
 219         punch_start->set_session (s);
 220         punch_end->set_session (s);
 221
 222         if (s) {
 223                 Location* punch = s->locations()->auto_punch_location ();
 224
 225                 if (punch) {
 226                         watch_punch (punch);
 227                 }
 228
 229                 punch_changed (punch);
 230
 231                 _session->auto_punch_location_changed.connect (_session_connections, MISSING_INVALIDATOR,
 232                                                                boost::bind (&TimeInfoBox::punch_location_changed, this, _1), gui_context());
 233         }
 234 }
 235
 236 void
 237 TimeInfoBox::selection_changed ()
 238 {
 239         framepos_t s, e;
 240         Selection& selection (Editor::instance().get_selection());
 241
 242         switch (Editor::instance().current_mouse_mode()) {
 243
 244         case Editing::MouseContent:
 245                 /* displaying MIDI note selection is tricky */
 246                 selection_start->set_off (true);
 247                 selection_end->set_off (true);
 248                 selection_length->set_off (true);
 249                 break;
 250
 251         case Editing::MouseObject:
 252                 if (selection.regions.empty()) {
 253                         if (selection.points.empty()) {
 254                                 Glib::RefPtr<Action> act = ActionManager::get_action ("MouseMode", "set-mouse-mode-object-range");
 255                                 Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
 256
 257                                 if (tact && tact->get_active() && !selection.time.empty()) {
 258                                         /* show selected range */
 259                                         selection_start->set_off (false);
 260                                         selection_end->set_off (false);
 261                                         selection_length->set_off (false);
 262                                         selection_start->set (selection.time.start());
 263                                         selection_end->set (selection.time.end_frame());
 264                                         selection_length->set (selection.time.length());
 265                                 } else {
 266                                         selection_start->set_off (true);
 267                                         selection_end->set_off (true);
 268                                         selection_length->set_off (true);
 269                                 }
 270                         } else {
 271                                 s = max_framepos;
 272                                 e = 0;
 273                                 for (PointSelection::iterator i = selection.points.begin(); i != selection.points.end(); ++i) {
 274                                         framepos_t const p = (*i)->line().session_position ((*i)->model ());
 275                                         s = min (s, p);
 276                                         e = max (e, p);
 277                                 }
 278                                 selection_start->set_off (false);
 279                                 selection_end->set_off (false);
 280                                 selection_length->set_off (false);
 281                                 selection_start->set (s);
 282                                 selection_end->set (e);
 283                                 selection_length->set (e - s + 1);
 284                         }
 285                 } else {
 286                         s = selection.regions.start();
 287                         e = selection.regions.end_frame();
 288                         selection_start->set_off (false);
 289                         selection_end->set_off (false);
 290                         selection_length->set_off (false);
 291                         selection_start->set (s);
 292                         selection_end->set (e);
 293                         selection_length->set (e - s + 1);
 294                 }
 295                 break;
 296
 297         case Editing::MouseRange:
 298                 if (selection.time.empty()) {
 299                         Glib::RefPtr<Action> act = ActionManager::get_action ("MouseMode", "set-mouse-mode-object-range");
 300                         Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
 301
 302                         if (tact && tact->get_active() &&  !selection.regions.empty()) {
 303                                 /* show selected regions */
 304                                 s = selection.regions.start();
 305                                 e = selection.regions.end_frame();
 306                                 selection_start->set_off (false);
 307                                 selection_end->set_off (false);
 308                                 selection_length->set_off (false);
 309                                 selection_start->set (s);
 310                                 selection_end->set (e);
 311                                 selection_length->set (e - s + 1);
 312                         } else {
 313                                 selection_start->set_off (true);
 314                                 selection_end->set_off (true);
 315                                 selection_length->set_off (true);
 316                         }
 317                 } else {
 318                         selection_start->set_off (false);
 319                         selection_end->set_off (false);
 320                         selection_length->set_off (false);
 321                         selection_start->set (selection.time.start());
 322                         selection_end->set (selection.time.end_frame());
 323                         selection_length->set (selection.time.length());
 324                 }
 325                 break;
 326
 327         default:
 328                 selection_start->set_off (true);
 329                 selection_end->set_off (true);
 330                 selection_length->set_off (true);
 331                 break;
 332         }
 333 }
 334
 335 void
 336 TimeInfoBox::punch_location_changed (Location* loc)
 337 {
 338         if (loc) {
 339                 watch_punch (loc);
 340         }
 341 }
 342
 343 void
 344 TimeInfoBox::watch_punch (Location* punch)
 345 {
 346         punch_connections.drop_connections ();
 347
 348         punch->start_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 349         punch->end_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 350
 351         punch_changed (punch);
 352 }
 353
 354 void
 355 TimeInfoBox::punch_changed (Location* loc)
 356 {
 357         if (!loc) {
 358                 punch_start->set_off (true);
 359                 punch_end->set_off (true);
 360                 return;
 361         }
 362
 363         punch_start->set_off (false);
 364         punch_end->set_off (false);
 365
 366         punch_start->set (loc->start());
 367         punch_end->set (loc->end());
 368 }
 369