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 "pbd/compose.h"
  21
  22 #include "gtkmm2ext/cairocell.h"
  23 #include "gtkmm2ext/gui_thread.h"
  24 #include "gtkmm2ext/utils.h"
  25
  26 #include "ardour/location.h"
  27 #include "ardour/session.h"
  28
  29 #include "time_info_box.h"
  30 #include "audio_clock.h"
  31 #include "editor.h"
  32
  33 #include "i18n.h"
  34
  35 using namespace Gtk;
  36 using namespace ARDOUR;
  37
  38 TimeInfoBox::TimeInfoBox ()
  39         : Table (4, 4)
  40         , syncing_selection (false)
  41         , syncing_punch (false)
  42 {
  43         selection_start = new AudioClock ("selection-start", false, "SelectionClockDisplay", false, false, false, false);
  44         selection_end = new AudioClock ("selection-end", false, "SelectionClockDisplay", false, false, false, false);
  45         selection_length = new AudioClock ("selection-length", false, "SelectionClockDisplay", false, false, true, false);
  46
  47         punch_start = new AudioClock ("punch-start", false, "PunchClockDisplay", false, false, false, false);
  48         punch_end = new AudioClock ("punch-end", false, "PunchClockDisplay", false, false, false, false);
  49
  50         bool bg = true;
  51
  52         CairoEditableText& ss (selection_start->main_display());
  53         ss.set_ypad (1);
  54         ss.set_xpad (1);
  55         ss.set_corner_radius (0);
  56         ss.set_draw_background (bg);
  57
  58         CairoEditableText& se (selection_end->main_display());
  59         se.set_ypad (1);
  60         se.set_xpad (1);
  61         se.set_corner_radius (0);
  62         se.set_draw_background (bg);
  63
  64         CairoEditableText& sl (selection_length->main_display());
  65         sl.set_ypad (1);
  66         sl.set_xpad (2);
  67         sl.set_corner_radius (0);
  68         sl.set_draw_background (bg);
  69
  70         CairoEditableText& ps (punch_start->main_display());
  71         ps.set_ypad (1);
  72         ps.set_xpad (2);
  73         ps.set_corner_radius (0);
  74         ps.set_draw_background (bg);
  75
  76         CairoEditableText& pe (punch_end->main_display());
  77         pe.set_ypad (1);
  78         pe.set_xpad (2);
  79         pe.set_corner_radius (0);
  80         pe.set_draw_background (bg);
  81
  82         selection_title.set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Selection")));
  83         punch_title.set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Punch")));
  84
  85         set_homogeneous (false);
  86         set_spacings (0);
  87         set_border_width (2);
  88         set_col_spacings (2);
  89
  90         /* a bit more spacing between the two "sides" */
  91         set_col_spacing (1, 10);
  92
  93         Gtk::Label* l;
  94
  95         attach (selection_title, 0, 2, 0, 1);
  96         l = manage (new Label);
  97         l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Start")));
  98         attach (*l, 0, 1, 1, 2);
  99         attach (*selection_start, 1, 2, 1, 2);
 100         l = manage (new Label);
 101         l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("End")));
 102         attach (*l, 0, 1, 2, 3);
 103         attach (*selection_end, 1, 2, 2, 3);
 104         l = manage (new Label);
 105         l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Length")));
 106         attach (*l, 0, 1, 3, 4);
 107         attach (*selection_length, 1, 2, 3, 4);
 108
 109         attach (punch_title, 2, 4, 0, 1);
 110         l = manage (new Label);
 111         l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("In")));
 112         attach (*l, 2, 3, 1, 2);
 113         attach (*punch_start, 3, 4, 1, 2);
 114         l = manage (new Label);
 115         l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Out")));
 116         attach (*l, 2, 3, 2, 3);
 117         attach (*punch_end, 3, 4, 2, 3);
 118
 119         show_all ();
 120
 121         selection_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
 122         selection_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
 123         selection_length->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
 124
 125         punch_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_start));
 126         punch_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_end));
 127
 128         selection_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_start), true);
 129         selection_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_end), true);
 130
 131         punch_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_start), true);
 132         punch_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_end), true);
 133
 134         Editor::instance().get_selection().TimeChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 135         Editor::instance().get_selection().RegionsChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
 136
 137         Editor::instance().MouseModeChanged.connect (editor_connections, invalidator(*this), ui_bind (&TimeInfoBox::track_mouse_mode, this), gui_context());
 138 }
 139
 140 TimeInfoBox::~TimeInfoBox ()
 141 {
 142         delete selection_length;
 143         delete selection_end;
 144         delete selection_start;
 145
 146         delete punch_start;
 147         delete punch_end;
 148 }
 149
 150 void
 151 TimeInfoBox::track_mouse_mode ()
 152 {
 153         selection_changed ();
 154 }
 155
 156 bool
 157 TimeInfoBox::clock_button_release_event (GdkEventButton* ev, AudioClock* src)
 158 {
 159         if (!_session) {
 160                 return false;
 161         }
 162
 163         if (ev->button == 1) {
 164                 _session->request_locate (src->current_time ());
 165                 return true;
 166         }
 167
 168         return false;
 169 }
 170
 171 void
 172 TimeInfoBox::sync_selection_mode (AudioClock* src)
 173 {
 174         if (!syncing_selection) {
 175                 syncing_selection = true;
 176                 selection_start->set_mode (src->mode());
 177                 selection_end->set_mode (src->mode());
 178                 selection_length->set_mode (src->mode());
 179                 syncing_selection = false;
 180         }
 181 }
 182
 183 void
 184 TimeInfoBox::sync_punch_mode (AudioClock* src)
 185 {
 186         if (!syncing_punch) {
 187                 syncing_punch = true;
 188                 punch_start->set_mode (src->mode());
 189                 punch_end->set_mode (src->mode());
 190                 syncing_punch = false;
 191         }
 192 }
 193
 194
 195 void
 196 TimeInfoBox::set_session (Session* s)
 197 {
 198         SessionHandlePtr::set_session (s);
 199
 200         selection_start->set_session (s);
 201         selection_end->set_session (s);
 202         selection_length->set_session (s);
 203
 204         punch_start->set_session (s);
 205         punch_end->set_session (s);
 206
 207         if (s) {
 208                 Location* punch = s->locations()->auto_punch_location ();
 209
 210                 if (punch) {
 211                         watch_punch (punch);
 212                 }
 213
 214                 _session->auto_punch_location_changed.connect (_session_connections, MISSING_INVALIDATOR,
 215                                                                boost::bind (&TimeInfoBox::punch_location_changed, this, _1), gui_context());
 216         }
 217 }
 218
 219 void
 220 TimeInfoBox::selection_changed ()
 221 {
 222         framepos_t s, e;
 223         Selection& selection (Editor::instance().get_selection());
 224
 225         switch (Editor::instance().current_mouse_mode()) {
 226         case Editing::MouseObject:
 227                 if (selection.regions.empty()) {
 228                         selection_start->set_off (true);
 229                         selection_end->set_off (true);
 230                         selection_length->set_off (true);
 231                 } else {
 232                         s = selection.regions.start();
 233                         e = selection.regions.end_frame();
 234                         selection_start->set_off (false);
 235                         selection_end->set_off (false);
 236                         selection_length->set_off (false);
 237                         selection_start->set (s);
 238                         selection_end->set (e);
 239                         selection_length->set (e - s + 1);
 240                 }
 241                 break;
 242
 243         case Editing::MouseRange:
 244                 if (selection.time.empty()) {
 245                         selection_start->set_off (true);
 246                         selection_end->set_off (true);
 247                         selection_length->set_off (true);
 248                 } else {
 249                         selection_start->set_off (false);
 250                         selection_end->set_off (false);
 251                         selection_length->set_off (false);
 252                         selection_start->set (selection.time.start());
 253                         selection_end->set (selection.time.end_frame());
 254                         selection_length->set (selection.time.length());
 255                 }
 256                 break;
 257
 258         default:
 259                 selection_start->set_off (true);
 260                 selection_end->set_off (true);
 261                 selection_length->set_off (true);
 262                 break;
 263         }
 264 }
 265
 266 void
 267 TimeInfoBox::punch_location_changed (Location* loc)
 268 {
 269         if (loc) {
 270                 watch_punch (loc);
 271         }
 272 }
 273
 274 void
 275 TimeInfoBox::watch_punch (Location* punch)
 276 {
 277         punch_connections.drop_connections ();
 278
 279         punch->start_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 280         punch->end_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
 281
 282         punch_changed (punch);
 283 }
 284
 285 void
 286 TimeInfoBox::punch_changed (Location* loc)
 287 {
 288         if (!loc) {
 289                 punch_start->set (99999999);
 290                 punch_end->set (999999999);
 291                 return;
 292         }
 293
 294         punch_start->set (loc->start());
 295         punch_end->set (loc->end());
 296 }
 297
 298 bool
 299 TimeInfoBox::on_expose_event (GdkEventExpose* ev)
 300 {
 301         {
 302                 int x, y;
 303                 Gtk::Widget* window_parent;
 304                 Glib::RefPtr<Gdk::Window> win = Gtkmm2ext::window_to_draw_on (*this, &window_parent);
 305
 306                 if (win) {
 307
 308                         Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
 309
 310 #if 0
 311                         translate_coordinates (*window_parent, ev->area.x, ev->area.y, x, y);
 312                         context->rectangle (x, y, ev->area.width, ev->area.height);
 313                         context->clip ();
 314 #endif
 315                         translate_coordinates (*window_parent, 0, 0, x, y);
 316                         context->set_source_rgba (0.149, 0.149, 0.149, 1.0);
 317                         Gtkmm2ext::rounded_rectangle (context, x, y, get_allocation().get_width(), get_allocation().get_height(), 5);
 318                         context->fill ();
 319                 }
 320         }
 321
 322         Table::on_expose_event (ev);
 323
 324         return false;
 325 }