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         : Table (4, 4)
  45         , syncing_selection (false)
  46         , syncing_punch (false)
  47         , punch_in_button (_("In"))
  48         , punch_out_button (_("Out"))
  49 {
  50         selection_start = new AudioClock ("selection-start", false, "SelectionClockDisplay", false, false, false, false);
  51         selection_end = new AudioClock ("selection-end", false, "SelectionClockDisplay", false, false, false, false);
  52         selection_length = new AudioClock ("selection-length", false, "SelectionClockDisplay", false, false, true, false);
  53
  54         punch_start = new AudioClock ("punch-start", false, "PunchClockDisplay", false, false, false, false);
  55         punch_end = new AudioClock ("punch-end", false, "PunchClockDisplay", false, false, false, false);
  56
  57         CairoEditableText& ss (selection_start->main_display());
  58         ss.set_corner_radius (0);
  59
  60         CairoEditableText& se (selection_end->main_display());
  61         se.set_corner_radius (0);
  62
  63         CairoEditableText& sl (selection_length->main_display());
  64         sl.set_corner_radius (0);
  65
  66         CairoEditableText& ps (punch_start->main_display());
  67         ps.set_corner_radius (0);
  68
  69         CairoEditableText& pe (punch_end->main_display());
  70         pe.set_corner_radius (0);
  71
  72         selection_title.set_text (_("Selection"));
  73         punch_title.set_text (_("Punch"));
  74
  75         set_homogeneous (false);
  76         set_spacings (0);
  77         set_border_width (2);
  78         set_col_spacings (2);
  79
  80         /* a bit more spacing between the two "sides" */
  81         set_col_spacing (1, 10);
  82
  83         Gtk::Label* l;
  84
  85         selection_title.set_name ("TimeInfoSelectionTitle");
  86         attach (selection_title, 0, 2, 0, 1);
  87         l = manage (new Label);
  88         l->set_text (_("Start"));
  89         l->set_alignment (1.0, 0.5);
  90         l->set_name (X_("TimeInfoSelectionLabel"));
  91         attach (*l, 0, 1, 1, 2, FILL);
  92         attach (*selection_start, 1, 2, 1, 2);
  93
  94         l = manage (new Label);
  95         l->set_text (_("End"));
  96         l->set_alignment (1.0, 0.5);
  97         l->set_name (X_("TimeInfoSelectionLabel"));
  98         attach (*l, 0, 1, 2, 3, FILL);
  99         attach (*selection_end, 1, 2, 2, 3);
 100
 101         l = manage (new Label);
 102         l->set_text (_("Length"));
 103         l->set_alignment (1.0, 0.5);
 104         l->set_name (X_("TimeInfoSelectionLabel"));
 105         attach (*l, 0, 1, 3, 4, FILL);
 106         attach (*selection_length, 1, 2, 3, 4);
 107
 108         punch_title.set_name ("TimeInfoSelectionTitle");
 109         attach (punch_title, 2, 4, 0, 1);
 110         l = manage (new Label);
 111         l->set_alignment (1.0, 0.5);
 112         l->set_text (_("In"));
 113         l->set_name (X_("TimeInfoPunchLabel"));
 114         attach (*l, 2, 3, 1, 2, FILL);
 115         attach (*punch_start, 3, 4, 1, 2);
 116
 117         l = manage (new Label);
 118         l->set_alignment (1.0, 0.5);
 119         l->set_text (_("Out"));
 120         l->set_name (X_("TimeInfoPunchLabel"));
 121         attach (*l, 2, 3, 2, 3, FILL);
 122         attach (*punch_end, 3, 4, 2, 3);
 123
 124         punch_in_button.set_name ("TimeInfoPunchButton");
 125         punch_out_button.set_name ("TimeInfoPunchButton");
 126         punch_button_box.set_homogeneous (true);
 127         punch_button_box.set_spacing (6);
 128         punch_button_box.set_border_width (2);
 129         punch_button_box.pack_start (punch_in_button, true, true);
 130         punch_button_box.pack_start (punch_out_button, true, true);
 131
 132         ActionManager::get_action ("Transport", "TogglePunchIn")->connect_proxy (punch_in_button);
 133         ActionManager::get_action ("Transport", "TogglePunchOut")->connect_proxy (punch_out_button);
 134
 135         Gtkmm2ext::UI::instance()->set_tip (punch_in_button, _("Start recording at auto-punch start"));
 136         Gtkmm2ext::UI::instance()->set_tip (punch_out_button, _("Stop recording at auto-punch end"));
 137
 138         attach (punch_button_box, 2, 4, 3, 4, FILL, FILL);
 139
 140         show_all ();
 141
 142         selection_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
 143         selection_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_end));
 144         selection_length->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_length));
 145
 146         punch_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_start));
 147         punch_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_end));
 148
 149         selection_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_start), true);
 150         selection_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_end), true);
 151
 152         punch_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_start), true);
 153         punch_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_end), true);
 154
 155         Editor::instance().get_selection().TimeChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 156         Editor::instance().get_selection().RegionsChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 157
 158         Editor::instance().MouseModeChanged.connect (editor_connections, invalidator(*this), ui_bind (&TimeInfoBox::track_mouse_mode, this), gui_context());
 159 }
 160
 161 TimeInfoBox::~TimeInfoBox ()
 162 {
 163         delete selection_length;
 164         delete selection_end;
 165         delete selection_start;
 166
 167         delete punch_start;
 168         delete punch_end;
 169 }
 170
 171 void
 172 TimeInfoBox::track_mouse_mode ()
 173 {
 174         selection_changed ();
 175 }
 176
 177 bool
 178 TimeInfoBox::clock_button_release_event (GdkEventButton* ev, AudioClock* src)
 179 {
 180         if (!_session) {
 181                 return false;
 182         }
 183
 184         if (ev->button == 1) {
 185                 _session->request_locate (src->current_time ());
 186                 return true;
 187         }
 188
 189         return false;
 190 }
 191
 192 void
 193 TimeInfoBox::sync_selection_mode (AudioClock* src)
 194 {
 195         if (!syncing_selection) {
 196                 syncing_selection = true;
 197                 selection_start->set_mode (src->mode());
 198                 selection_end->set_mode (src->mode());
 199                 selection_length->set_mode (src->mode());
 200                 syncing_selection = false;
 201         }
 202 }
 203
 204 void
 205 TimeInfoBox::sync_punch_mode (AudioClock* src)
 206 {
 207         if (!syncing_punch) {
 208                 syncing_punch = true;
 209                 punch_start->set_mode (src->mode());
 210                 punch_end->set_mode (src->mode());
 211                 syncing_punch = false;
 212         }
 213 }
 214
 215
 216 void
 217 TimeInfoBox::set_session (Session* s)
 218 {
 219         SessionHandlePtr::set_session (s);
 220
 221         selection_start->set_session (s);
 222         selection_end->set_session (s);
 223         selection_length->set_session (s);
 224
 225         punch_start->set_session (s);
 226         punch_end->set_session (s);
 227
 228         if (s) {
 229                 Location* punch = s->locations()->auto_punch_location ();
 230
 231                 if (punch) {
 232                         watch_punch (punch);
 233                 }
 234
 235                 punch_changed (punch);
 236
 237                 _session->auto_punch_location_changed.connect (_session_connections, MISSING_INVALIDATOR,
 238                                                                boost::bind (&TimeInfoBox::punch_location_changed, this, _1), gui_context());
 239         }
 240 }
 241
 242 void
 243 TimeInfoBox::selection_changed ()
 244 {
 245         framepos_t s, e;
 246         Selection& selection (Editor::instance().get_selection());
 247
 248         switch (Editor::instance().current_mouse_mode()) {
 249
 250         case Editing::MouseObject:
 251                 if (Editor::instance().internal_editing()) {
 252                         /* displaying MIDI note selection is tricky */
 253
 254                         selection_start->set_off (true);
 255                         selection_end->set_off (true);
 256                         selection_length->set_off (true);
 257
 258                 } else {
 259                         if (selection.regions.empty()) {
 260                                 if (selection.points.empty()) {
 261                                         selection_start->set_off (true);
 262                                         selection_end->set_off (true);
 263                                         selection_length->set_off (true);
 264                                 } else {
 265                                         s = max_framepos;
 266                                         e = 0;
 267                                         for (PointSelection::iterator i = selection.points.begin(); i != selection.points.end(); ++i) {
 268                                                 s = min (s, (framepos_t) i->start);
 269                                                 e = max (e, (framepos_t) i->end);
 270                                         }
 271                                         selection_start->set_off (false);
 272                                         selection_end->set_off (false);
 273                                         selection_length->set_off (false);
 274                                         selection_start->set (s);
 275                                         selection_end->set (e);
 276                                         selection_length->set (e - s + 1);
 277                                 }
 278                         } else {
 279                                 s = selection.regions.start();
 280                                 e = selection.regions.end_frame();
 281                                 selection_start->set_off (false);
 282                                 selection_end->set_off (false);
 283                                 selection_length->set_off (false);
 284                                 selection_start->set (s);
 285                                 selection_end->set (e);
 286                                 selection_length->set (e - s + 1);
 287                         }
 288                 }
 289                 break;
 290
 291         case Editing::MouseRange:
 292                 if (selection.time.empty()) {
 293                         selection_start->set_off (true);
 294                         selection_end->set_off (true);
 295                         selection_length->set_off (true);
 296                 } else {
 297                         selection_start->set_off (false);
 298                         selection_end->set_off (false);
 299                         selection_length->set_off (false);
 300                         selection_start->set (selection.time.start());
 301                         selection_end->set (selection.time.end_frame());
 302                         selection_length->set (selection.time.length());
 303                 }
 304                 break;
 305
 306         default:
 307                 selection_start->set_off (true);
 308                 selection_end->set_off (true);
 309                 selection_length->set_off (true);
 310                 break;
 311         }
 312 }
 313
 314 void
 315 TimeInfoBox::punch_location_changed (Location* loc)
 316 {
 317         if (loc) {
 318                 watch_punch (loc);
 319         }
 320 }
 321
 322 void
 323 TimeInfoBox::watch_punch (Location* punch)
 324 {
 325         punch_connections.drop_connections ();
 326
 327         punch->start_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 328         punch->end_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 329
 330         punch_changed (punch);
 331 }
 332
 333 void
 334 TimeInfoBox::punch_changed (Location* loc)
 335 {
 336         if (!loc) {
 337                 punch_start->set_off (true);
 338                 punch_end->set_off (true);
 339                 return;
 340         }
 341
 342         punch_start->set_off (false);
 343         punch_end->set_off (false);
 344
 345         punch_start->set (loc->start());
 346         punch_end->set (loc->end());
 347 }
 348
 349 bool
 350 TimeInfoBox::on_expose_event (GdkEventExpose* ev)
 351 {
 352         {
 353                 int x, y;
 354                 Gtk::Widget* window_parent;
 355                 Glib::RefPtr<Gdk::Window> win = Gtkmm2ext::window_to_draw_on (*this, &window_parent);
 356
 357                 if (win) {
 358
 359                         Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
 360
 361 #if 0
 362                         translate_coordinates (*window_parent, ev->area.x, ev->area.y, x, y);
 363                         context->rectangle (x, y, ev->area.width, ev->area.height);
 364                         context->clip ();
 365 #endif
 366                         translate_coordinates (*window_parent, 0, 0, x, y);
 367                         context->set_source_rgba (0.149, 0.149, 0.149, 1.0);
 368                         Gtkmm2ext::rounded_rectangle (context, x, y, get_allocation().get_width(), get_allocation().get_height(), 5);
 369                         context->fill ();
 370                 }
 371         }
 372
 373         Table::on_expose_event (ev);
 374
 375         return false;
 376 }