gtk2_ardour/region_editor.cc

   1 /*
   2     Copyright (C) 2001 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 "pbd/memento_command.h"
  21 #include "pbd/stateful_diff_command.h"
  22
  23 #include "ardour/session.h"
  24 #include "ardour/region.h"
  25 #include "ardour/playlist.h"
  26 #include "ardour/utils.h"
  27 #include "ardour/dB.h"
  28 #include "ardour/source.h"
  29 #include "gtkmm2ext/utils.h"
  30 #include <gtkmm/listviewtext.h>
  31 #include <cmath>
  32
  33 #include "ardour_ui.h"
  34 #include "clock_group.h"
  35 #include "gui_thread.h"
  36 #include "region_editor.h"
  37 #include "utils.h"
  38
  39 #include "i18n.h"
  40
  41 using namespace ARDOUR;
  42 using namespace PBD;
  43 using namespace std;
  44 using namespace Gtkmm2ext;
  45
  46 RegionEditor::RegionEditor (Session* s, boost::shared_ptr<Region> r)
  47         : ArdourDialog (_("Region"))
  48         , _table (9, 2)
  49         , _table_row (0)
  50         , _region (r)
  51         , name_label (_("Name:"))
  52         , audition_button (_("Play"))
  53         , _clock_group (new ClockGroup)
  54         , position_clock (X_("regionposition"), true, X_("RegionEditorClock"), true, false)
  55         , end_clock (X_("regionend"), true, X_("RegionEditorClock"), true, false)
  56         , length_clock (X_("regionlength"), true, X_("RegionEditorClock"), true, false, true)
  57         , sync_offset_relative_clock (X_("regionsyncoffsetrelative"), true, X_("RegionEditorClock"), true, false)
  58         , sync_offset_absolute_clock (X_("regionsyncoffsetabsolute"), true, X_("RegionEditorClock"), true, false)
  59           /* XXX cannot file start yet */
  60         , start_clock (X_("regionstart"), true, X_("RegionEditorClock"), false, false)
  61         , _sources (1)
  62 {
  63         set_session (s);
  64
  65         _clock_group->set_clock_mode (AudioClock::Frames);
  66         _clock_group->add (position_clock);
  67         _clock_group->add (end_clock);
  68         _clock_group->add (length_clock);
  69         _clock_group->add (sync_offset_relative_clock);
  70         _clock_group->add (sync_offset_absolute_clock);
  71         _clock_group->add (start_clock);
  72
  73         position_clock.set_session (_session);
  74         end_clock.set_session (_session);
  75         length_clock.set_session (_session);
  76         sync_offset_relative_clock.set_session (_session);
  77         sync_offset_absolute_clock.set_session (_session);
  78         start_clock.set_session (_session);
  79
  80         ARDOUR_UI::instance()->set_tip (audition_button, _("audition this region"));
  81
  82         audition_button.unset_flags (Gtk::CAN_FOCUS);
  83
  84         audition_button.set_events (audition_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
  85
  86         name_entry.set_name ("RegionEditorEntry");
  87         name_label.set_name ("RegionEditorLabel");
  88         position_label.set_name ("RegionEditorLabel");
  89         position_label.set_text (_("Position:"));
  90         end_label.set_name ("RegionEditorLabel");
  91         end_label.set_text (_("End:"));
  92         length_label.set_name ("RegionEditorLabel");
  93         length_label.set_text (_("Length:"));
  94         sync_relative_label.set_name ("RegionEditorLabel");
  95         sync_relative_label.set_text (_("Sync point (relative to region):"));
  96         sync_absolute_label.set_name ("RegionEditorLabel");
  97         sync_absolute_label.set_text (_("Sync point (absolute):"));
  98         start_label.set_name ("RegionEditorLabel");
  99         start_label.set_text (_("File start:"));
 100         _sources_label.set_name ("RegionEditorLabel");
 101
 102         if (_region->n_channels() > 1) {
 103                 _sources_label.set_text (_("Sources:"));
 104         } else {
 105                 _sources_label.set_text (_("Source:"));
 106         }
 107
 108         _table.set_col_spacings (12);
 109         _table.set_row_spacings (6);
 110         _table.set_border_width (12);
 111
 112         name_label.set_alignment (1, 0.5);
 113         position_label.set_alignment (1, 0.5);
 114         end_label.set_alignment (1, 0.5);
 115         length_label.set_alignment (1, 0.5);
 116         sync_relative_label.set_alignment (1, 0.5);
 117         sync_absolute_label.set_alignment (1, 0.5);
 118         start_label.set_alignment (1, 0.5);
 119         _sources_label.set_alignment (1, 0.5);
 120
 121         Gtk::HBox* nb = Gtk::manage (new Gtk::HBox);
 122         nb->set_spacing (6);
 123         nb->pack_start (name_entry);
 124         nb->pack_start (audition_button);
 125
 126         _table.attach (name_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 127         _table.attach (*nb, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 128         ++_table_row;
 129
 130         _table.attach (position_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 131         _table.attach (position_clock, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 132         ++_table_row;
 133
 134         _table.attach (end_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 135         _table.attach (end_clock, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 136         ++_table_row;
 137
 138         _table.attach (length_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 139         _table.attach (length_clock, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 140         ++_table_row;
 141
 142         _table.attach (sync_relative_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 143         _table.attach (sync_offset_relative_clock, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 144         ++_table_row;
 145
 146         _table.attach (sync_absolute_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 147         _table.attach (sync_offset_absolute_clock, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 148         ++_table_row;
 149
 150         _table.attach (start_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 151         _table.attach (start_clock, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 152         ++_table_row;
 153
 154         _table.attach (_sources_label, 0, 1, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 155         _table.attach (_sources, 1, 2, _table_row, _table_row + 1, Gtk::FILL, Gtk::FILL);
 156         ++_table_row;
 157
 158         get_vbox()->pack_start (_table, true, true);
 159
 160         add_button (Gtk::Stock::CLOSE, Gtk::RESPONSE_ACCEPT);
 161
 162         set_name ("RegionEditorWindow");
 163         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 164
 165         signal_delete_event().connect (sigc::bind (sigc::ptr_fun (just_hide_it), static_cast<Window *> (this)));
 166         signal_response().connect (sigc::mem_fun (*this, &RegionEditor::handle_response));
 167
 168         set_title (string_compose (_("Region '%1'"), _region->name()));
 169
 170         for (uint32_t i = 0; i < _region->n_channels(); ++i) {
 171                 _sources.append_text (_region->source(i)->name());
 172         }
 173
 174         _sources.set_headers_visible (false);
 175         Gtk::CellRendererText* t = dynamic_cast<Gtk::CellRendererText*> (_sources.get_column_cell_renderer(0));
 176         assert (t);
 177         t->property_ellipsize() = Pango::ELLIPSIZE_END;
 178
 179         show_all();
 180
 181         name_changed ();
 182
 183         PropertyChange change;
 184
 185         change.add (ARDOUR::Properties::start);
 186         change.add (ARDOUR::Properties::length);
 187         change.add (ARDOUR::Properties::position);
 188         change.add (ARDOUR::Properties::sync_position);
 189
 190         bounds_changed (change);
 191
 192         _region->PropertyChanged.connect (state_connection, invalidator (*this), ui_bind (&RegionEditor::region_changed, this, _1), gui_context());
 193
 194         spin_arrow_grab = false;
 195
 196         connect_editor_events ();
 197 }
 198
 199 RegionEditor::~RegionEditor ()
 200 {
 201         delete _clock_group;
 202 }
 203
 204 void
 205 RegionEditor::region_changed (const PBD::PropertyChange& what_changed)
 206 {
 207         if (what_changed.contains (ARDOUR::Properties::name)) {
 208                 name_changed ();
 209         }
 210
 211         PropertyChange interesting_stuff;
 212
 213         interesting_stuff.add (ARDOUR::Properties::position);
 214         interesting_stuff.add (ARDOUR::Properties::length);
 215         interesting_stuff.add (ARDOUR::Properties::start);
 216         interesting_stuff.add (ARDOUR::Properties::sync_position);
 217
 218         if (what_changed.contains (interesting_stuff)) {
 219                 bounds_changed (what_changed);
 220         }
 221 }
 222
 223 gint
 224 RegionEditor::bpressed (GdkEventButton* ev, Gtk::SpinButton* /*but*/, void (RegionEditor::*/*pmf*/)())
 225 {
 226         switch (ev->button) {
 227         case 1:
 228         case 2:
 229         case 3:
 230                 if (ev->type == GDK_BUTTON_PRESS) { /* no double clicks here */
 231                         if (!spin_arrow_grab) {
 232                                 // GTK2FIX probably nuke the region editor
 233                                 // if ((ev->window == but->gobj()->panel)) {
 234                                 // spin_arrow_grab = true;
 235                                 // (this->*pmf)();
 236                                 // }
 237                         }
 238                 }
 239                 break;
 240         default:
 241                 break;
 242         }
 243         return FALSE;
 244 }
 245
 246 gint
 247 RegionEditor::breleased (GdkEventButton* /*ev*/, Gtk::SpinButton* /*but*/, void (RegionEditor::*pmf)())
 248 {
 249         if (spin_arrow_grab) {
 250                 (this->*pmf)();
 251                 spin_arrow_grab = false;
 252         }
 253         return FALSE;
 254 }
 255
 256 void
 257 RegionEditor::connect_editor_events ()
 258 {
 259         name_entry.signal_changed().connect (sigc::mem_fun(*this, &RegionEditor::name_entry_changed));
 260
 261         position_clock.ValueChanged.connect (sigc::mem_fun(*this, &RegionEditor::position_clock_changed));
 262         end_clock.ValueChanged.connect (sigc::mem_fun(*this, &RegionEditor::end_clock_changed));
 263         length_clock.ValueChanged.connect (sigc::mem_fun(*this, &RegionEditor::length_clock_changed));
 264         sync_offset_absolute_clock.ValueChanged.connect (sigc::mem_fun (*this, &RegionEditor::sync_offset_absolute_clock_changed));
 265         sync_offset_relative_clock.ValueChanged.connect (sigc::mem_fun (*this, &RegionEditor::sync_offset_relative_clock_changed));
 266
 267         audition_button.signal_toggled().connect (sigc::mem_fun(*this, &RegionEditor::audition_button_toggled));
 268
 269         _session->AuditionActive.connect (audition_connection, invalidator (*this), ui_bind (&RegionEditor::audition_state_changed, this, _1), gui_context());
 270 }
 271
 272 void
 273 RegionEditor::position_clock_changed ()
 274 {
 275         _session->begin_reversible_command (_("change region start position"));
 276
 277         boost::shared_ptr<Playlist> pl = _region->playlist();
 278
 279         if (pl) {
 280                 _region->clear_changes ();
 281                 _region->set_position (position_clock.current_time(), this);
 282                 _session->add_command(new StatefulDiffCommand (_region));
 283         }
 284
 285         _session->commit_reversible_command ();
 286 }
 287
 288 void
 289 RegionEditor::end_clock_changed ()
 290 {
 291         _session->begin_reversible_command (_("change region end position"));
 292
 293         boost::shared_ptr<Playlist> pl = _region->playlist();
 294
 295         if (pl) {
 296                 _region->clear_changes ();
 297                 _region->trim_end (end_clock.current_time(), this);
 298                 _session->add_command(new StatefulDiffCommand (_region));
 299         }
 300
 301         _session->commit_reversible_command ();
 302
 303         end_clock.set (_region->position() + _region->length() - 1, true);
 304 }
 305
 306 void
 307 RegionEditor::length_clock_changed ()
 308 {
 309         framecnt_t frames = length_clock.current_time();
 310
 311         _session->begin_reversible_command (_("change region length"));
 312
 313         boost::shared_ptr<Playlist> pl = _region->playlist();
 314
 315         if (pl) {
 316                 _region->clear_changes ();
 317                 _region->trim_end (_region->position() + frames - 1, this);
 318                 _session->add_command(new StatefulDiffCommand (_region));
 319         }
 320
 321         _session->commit_reversible_command ();
 322
 323         length_clock.set (_region->length());
 324 }
 325
 326 void
 327 RegionEditor::audition_button_toggled ()
 328 {
 329         if (audition_button.get_active()) {
 330                 _session->audition_region (_region);
 331         } else {
 332                 _session->cancel_audition ();
 333         }
 334 }
 335
 336 void
 337 RegionEditor::name_changed ()
 338 {
 339         if (name_entry.get_text() != _region->name()) {
 340                 name_entry.set_text (_region->name());
 341         }
 342 }
 343
 344 void
 345 RegionEditor::bounds_changed (const PropertyChange& what_changed)
 346 {
 347         if (what_changed.contains (ARDOUR::Properties::position) && what_changed.contains (ARDOUR::Properties::length)) {
 348                 position_clock.set (_region->position(), true);
 349                 end_clock.set (_region->position() + _region->length() - 1, true);
 350                 length_clock.set (_region->length(), true);
 351         } else if (what_changed.contains (ARDOUR::Properties::position)) {
 352                 position_clock.set (_region->position(), true);
 353                 end_clock.set (_region->position() + _region->length() - 1, true);
 354         } else if (what_changed.contains (ARDOUR::Properties::length)) {
 355                 end_clock.set (_region->position() + _region->length() - 1, true);
 356                 length_clock.set (_region->length(), true);
 357         }
 358
 359         if (what_changed.contains (ARDOUR::Properties::sync_position) || what_changed.contains (ARDOUR::Properties::position)) {
 360                 int dir;
 361                 frameoffset_t off = _region->sync_offset (dir);
 362                 if (dir == -1) {
 363                         off = -off;
 364                 }
 365
 366                 if (what_changed.contains (ARDOUR::Properties::sync_position)) {
 367                         sync_offset_relative_clock.set (off, true);
 368                 }
 369
 370                 sync_offset_absolute_clock.set (off + _region->position (), true);
 371         }
 372
 373         if (what_changed.contains (ARDOUR::Properties::start)) {
 374                 start_clock.set (_region->start(), true);
 375         }
 376 }
 377
 378 void
 379 RegionEditor::activation ()
 380 {
 381
 382 }
 383
 384 void
 385 RegionEditor::name_entry_changed ()
 386 {
 387         if (name_entry.get_text() != _region->name()) {
 388                 _region->set_name (name_entry.get_text());
 389         }
 390 }
 391
 392 void
 393 RegionEditor::audition_state_changed (bool yn)
 394 {
 395         ENSURE_GUI_THREAD (*this, &RegionEditor::audition_state_changed, yn)
 396
 397         if (!yn) {
 398                 audition_button.set_active (false);
 399         }
 400 }
 401
 402 void
 403 RegionEditor::sync_offset_absolute_clock_changed ()
 404 {
 405         _session->begin_reversible_command (_("change region sync point"));
 406
 407         _region->clear_changes ();
 408         _region->set_sync_position (sync_offset_absolute_clock.current_time());
 409         _session->add_command (new StatefulDiffCommand (_region));
 410
 411         _session->commit_reversible_command ();
 412 }
 413
 414 void
 415 RegionEditor::sync_offset_relative_clock_changed ()
 416 {
 417         _session->begin_reversible_command (_("change region sync point"));
 418
 419         _region->clear_changes ();
 420         _region->set_sync_position (sync_offset_relative_clock.current_time() + _region->position ());
 421         _session->add_command (new StatefulDiffCommand (_region));
 422
 423         _session->commit_reversible_command ();
 424 }
 425
 426 bool
 427 RegionEditor::on_delete_event (GdkEventAny*)
 428 {
 429         PropertyChange change;
 430
 431         change.add (ARDOUR::Properties::start);
 432         change.add (ARDOUR::Properties::length);
 433         change.add (ARDOUR::Properties::position);
 434         change.add (ARDOUR::Properties::sync_position);
 435
 436         bounds_changed (change);
 437
 438         return true;
 439 }
 440
 441 void
 442 RegionEditor::handle_response (int)
 443 {
 444         hide ();
 445 }