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/session.h"
  31
  32 #include "time_info_box.h"
  33 #include "audio_clock.h"
  34 #include "editor.h"
  35
  36 #include "i18n.h"
  37
  38 using namespace Gtk;
  39 using namespace ARDOUR;
  40 using std::min;
  41 using std::max;
  42
  43 TimeInfoBox::TimeInfoBox ()
  44         : left (2, 4)
  45         , right (2, 4)
  46         , syncing_selection (false)
  47         , syncing_punch (false)
  48         , punch_in_button (_("In"))
  49         , punch_out_button (_("Out"))
  50 {
  51         selection_start = new AudioClock ("selection-start", false, "SelectionClockDisplay", false, false, false, false);
  52         selection_end = new AudioClock ("selection-end", false, "SelectionClockDisplay", false, false, false, false);
  53         selection_length = new AudioClock ("selection-length", false, "SelectionClockDisplay", false, false, true, false);
  54
  55         punch_start = new AudioClock ("punch-start", false, "PunchClockDisplay", false, false, false, false);
  56         punch_end = new AudioClock ("punch-end", false, "PunchClockDisplay", false, false, false, false);
  57
  58         CairoEditableText& ss (selection_start->main_display());
  59         ss.set_corner_radius (0);
  60
  61         CairoEditableText& se (selection_end->main_display());
  62         se.set_corner_radius (0);
  63
  64         CairoEditableText& sl (selection_length->main_display());
  65         sl.set_corner_radius (0);
  66
  67         CairoEditableText& ps (punch_start->main_display());
  68         ps.set_corner_radius (0);
  69
  70         CairoEditableText& pe (punch_end->main_display());
  71         pe.set_corner_radius (0);
  72
  73         selection_title.set_text (_("Selection"));
  74         punch_title.set_text (_("Punch"));
  75
  76         set_homogeneous (false);
  77         set_spacing (6);
  78         set_border_width (2);
  79
  80         pack_start (left, true, true);
  81         pack_start (right, true, true);
  82
  83         left.set_homogeneous (false);
  84         left.set_spacings (0);
  85         left.set_border_width (2);
  86         left.set_col_spacings (2);
  87
  88         right.set_homogeneous (false);
  89         right.set_spacings (0);
  90         right.set_border_width (2);
  91         right.set_col_spacings (2);
  92
  93
  94         Gtk::Label* l;
  95
  96         selection_title.set_name ("TimeInfoSelectionTitle");
  97         left.attach (selection_title, 0, 2, 0, 1);
  98         l = manage (new Label);
  99         l->set_text (_("Start"));
 100         l->set_alignment (1.0, 0.5);
 101         l->set_name (X_("TimeInfoSelectionLabel"));
 102         left.attach (*l, 0, 1, 1, 2, FILL);
 103         left.attach (*selection_start, 1, 2, 1, 2);
 104
 105         l = manage (new Label);
 106         l->set_text (_("End"));
 107         l->set_alignment (1.0, 0.5);
 108         l->set_name (X_("TimeInfoSelectionLabel"));
 109         left.attach (*l, 0, 1, 2, 3, FILL);
 110         left.attach (*selection_end, 1, 2, 2, 3);
 111
 112         l = manage (new Label);
 113         l->set_text (_("Length"));
 114         l->set_alignment (1.0, 0.5);
 115         l->set_name (X_("TimeInfoSelectionLabel"));
 116         left.attach (*l, 0, 1, 3, 4, FILL);
 117         left.attach (*selection_length, 1, 2, 3, 4);
 118
 119         punch_in_button.set_name ("TimeInfoPunchButton");
 120         punch_out_button.set_name ("TimeInfoPunchButton");
 121
 122         ActionManager::get_action ("Transport", "TogglePunchIn")->connect_proxy (punch_in_button);
 123         ActionManager::get_action ("Transport", "TogglePunchOut")->connect_proxy (punch_out_button);
 124
 125         Gtkmm2ext::UI::instance()->set_tip (punch_in_button, _("Start recording at auto-punch start"));
 126         Gtkmm2ext::UI::instance()->set_tip (punch_out_button, _("Stop recording at auto-punch end"));
 127
 128         punch_title.set_name ("TimeInfoSelectionTitle");
 129         right.attach (punch_title, 2, 4, 0, 1);
 130         right.attach (punch_in_button, 2, 3, 1, 2, FILL);
 131         right.attach (*punch_start, 3, 4, 1, 2);
 132         right.attach (punch_out_button, 2, 3, 2, 3, FILL);
 133         right.attach (*punch_end, 3, 4, 2, 3);
 134
 135         show_all ();
 136
 137         selection_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
 138         selection_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_end));
 139         selection_length->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_length));
 140
 141         punch_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_start));
 142         punch_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_end));
 143
 144         selection_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_start), true);
 145         selection_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_end), true);
 146
 147         punch_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_start), true);
 148         punch_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_end), true);
 149
 150         Editor::instance().get_selection().TimeChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 151         Editor::instance().get_selection().RegionsChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 152
 153         Editor::instance().MouseModeChanged.connect (editor_connections, invalidator(*this), ui_bind (&TimeInfoBox::track_mouse_mode, this), gui_context());
 154 }
 155
 156 TimeInfoBox::~TimeInfoBox ()
 157 {
 158         delete selection_length;
 159         delete selection_end;
 160         delete selection_start;
 161
 162         delete punch_start;
 163         delete punch_end;
 164 }
 165
 166 void
 167 TimeInfoBox::track_mouse_mode ()
 168 {
 169         selection_changed ();
 170 }
 171
 172 bool
 173 TimeInfoBox::clock_button_release_event (GdkEventButton* ev, AudioClock* src)
 174 {
 175         if (!_session) {
 176                 return false;
 177         }
 178
 179         if (ev->button == 1) {
 180                 _session->request_locate (src->current_time ());
 181                 return true;
 182         }
 183
 184         return false;
 185 }
 186
 187 void
 188 TimeInfoBox::sync_selection_mode (AudioClock* src)
 189 {
 190         if (!syncing_selection) {
 191                 syncing_selection = true;
 192                 selection_start->set_mode (src->mode());
 193                 selection_end->set_mode (src->mode());
 194                 selection_length->set_mode (src->mode());
 195                 syncing_selection = false;
 196         }
 197 }
 198
 199 void
 200 TimeInfoBox::sync_punch_mode (AudioClock* src)
 201 {
 202         if (!syncing_punch) {
 203                 syncing_punch = true;
 204                 punch_start->set_mode (src->mode());
 205                 punch_end->set_mode (src->mode());
 206                 syncing_punch = false;
 207         }
 208 }
 209
 210
 211 void
 212 TimeInfoBox::set_session (Session* s)
 213 {
 214         SessionHandlePtr::set_session (s);
 215
 216         selection_start->set_session (s);
 217         selection_end->set_session (s);
 218         selection_length->set_session (s);
 219
 220         punch_start->set_session (s);
 221         punch_end->set_session (s);
 222
 223         if (s) {
 224                 Location* punch = s->locations()->auto_punch_location ();
 225
 226                 if (punch) {
 227                         watch_punch (punch);
 228                 }
 229
 230                 punch_changed (punch);
 231
 232                 _session->auto_punch_location_changed.connect (_session_connections, MISSING_INVALIDATOR,
 233                                                                boost::bind (&TimeInfoBox::punch_location_changed, this, _1), gui_context());
 234         }
 235 }
 236
 237 void
 238 TimeInfoBox::selection_changed ()
 239 {
 240         framepos_t s, e;
 241         Selection& selection (Editor::instance().get_selection());
 242
 243         switch (Editor::instance().current_mouse_mode()) {
 244
 245         case Editing::MouseObject:
 246                 if (Editor::instance().internal_editing()) {
 247                         /* displaying MIDI note selection is tricky */
 248
 249                         selection_start->set_off (true);
 250                         selection_end->set_off (true);
 251                         selection_length->set_off (true);
 252
 253                 } else {
 254                         if (selection.regions.empty()) {
 255                                 if (selection.points.empty()) {
 256                                         selection_start->set_off (true);
 257                                         selection_end->set_off (true);
 258                                         selection_length->set_off (true);
 259                                 } else {
 260                                         s = max_framepos;
 261                                         e = 0;
 262                                         for (PointSelection::iterator i = selection.points.begin(); i != selection.points.end(); ++i) {
 263                                                 s = min (s, (framepos_t) i->start);
 264                                                 e = max (e, (framepos_t) i->end);
 265                                         }
 266                                         selection_start->set_off (false);
 267                                         selection_end->set_off (false);
 268                                         selection_length->set_off (false);
 269                                         selection_start->set (s);
 270                                         selection_end->set (e);
 271                                         selection_length->set (e - s + 1);
 272                                 }
 273                         } else {
 274                                 s = selection.regions.start();
 275                                 e = selection.regions.end_frame();
 276                                 selection_start->set_off (false);
 277                                 selection_end->set_off (false);
 278                                 selection_length->set_off (false);
 279                                 selection_start->set (s);
 280                                 selection_end->set (e);
 281                                 selection_length->set (e - s + 1);
 282                         }
 283                 }
 284                 break;
 285
 286         case Editing::MouseRange:
 287                 if (selection.time.empty()) {
 288                         selection_start->set_off (true);
 289                         selection_end->set_off (true);
 290                         selection_length->set_off (true);
 291                 } else {
 292                         selection_start->set_off (false);
 293                         selection_end->set_off (false);
 294                         selection_length->set_off (false);
 295                         selection_start->set (selection.time.start());
 296                         selection_end->set (selection.time.end_frame());
 297                         selection_length->set (selection.time.length());
 298                 }
 299                 break;
 300
 301         default:
 302                 selection_start->set_off (true);
 303                 selection_end->set_off (true);
 304                 selection_length->set_off (true);
 305                 break;
 306         }
 307 }
 308
 309 void
 310 TimeInfoBox::punch_location_changed (Location* loc)
 311 {
 312         if (loc) {
 313                 watch_punch (loc);
 314         }
 315 }
 316
 317 void
 318 TimeInfoBox::watch_punch (Location* punch)
 319 {
 320         punch_connections.drop_connections ();
 321
 322         punch->start_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 323         punch->end_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 324
 325         punch_changed (punch);
 326 }
 327
 328 void
 329 TimeInfoBox::punch_changed (Location* loc)
 330 {
 331         if (!loc) {
 332                 punch_start->set_off (true);
 333                 punch_end->set_off (true);
 334                 return;
 335         }
 336
 337         punch_start->set_off (false);
 338         punch_end->set_off (false);
 339
 340         punch_start->set (loc->start());
 341         punch_end->set (loc->end());
 342 }
 343
 344 bool
 345 TimeInfoBox::on_expose_event (GdkEventExpose* ev)
 346 {
 347         {
 348                 int x, y;
 349                 Gtk::Widget* window_parent;
 350                 Glib::RefPtr<Gdk::Window> win = Gtkmm2ext::window_to_draw_on (*this, &window_parent);
 351
 352                 if (win) {
 353
 354                         Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
 355
 356 #if 0
 357                         translate_coordinates (*window_parent, ev->area.x, ev->area.y, x, y);
 358                         context->rectangle (x, y, ev->area.width, ev->area.height);
 359                         context->clip ();
 360 #endif
 361                         translate_coordinates (*window_parent, 0, 0, x, y);
 362                         context->set_source_rgba (0.149, 0.149, 0.149, 1.0);
 363                         Gtkmm2ext::rounded_rectangle (context, x, y, get_allocation().get_width(), get_allocation().get_height(), 5);
 364                         context->fill ();
 365                 }
 366         }
 367
 368         HBox::on_expose_event (ev);
 369
 370         return false;
 371 }