gtk2_ardour/audio_time_axis.cc

   1 /*
   2     Copyright (C) 2000-2006 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 <cstdlib>
  21 #include <cmath>
  22 #include <cassert>
  23
  24 #include <algorithm>
  25 #include <string>
  26 #include <vector>
  27
  28 #include <sigc++/bind.h>
  29
  30 #include "pbd/error.h"
  31 #include "pbd/stl_delete.h"
  32 #include "pbd/memento_command.h"
  33
  34 #include "gtkmm2ext/gtk_ui.h"
  35 #include "gtkmm2ext/selector.h"
  36 #include "gtkmm2ext/bindable_button.h"
  37 #include "gtkmm2ext/utils.h"
  38
  39 #include "ardour/event_type_map.h"
  40 #include "ardour/pannable.h"
  41 #include "ardour/panner.h"
  42 #include "ardour/panner_shell.h"
  43
  44 #include "ardour_button.h"
  45 #include "audio_time_axis.h"
  46 #include "automation_line.h"
  47 #include "enums.h"
  48 #include "gui_thread.h"
  49 #include "automation_time_axis.h"
  50 #include "keyboard.h"
  51 #include "playlist_selector.h"
  52 #include "prompter.h"
  53 #include "public_editor.h"
  54 #include "audio_region_view.h"
  55 #include "audio_streamview.h"
  56 #include "utils.h"
  57
  58 #include "pbd/i18n.h"
  59
  60 using namespace std;
  61 using namespace ARDOUR;
  62 using namespace ARDOUR_UI_UTILS;
  63 using namespace PBD;
  64 using namespace Gtk;
  65 using namespace Editing;
  66
  67 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session* sess, ArdourCanvas::Canvas& canvas)
  68         : SessionHandlePtr (sess)
  69         , RouteTimeAxisView(ed, sess, canvas)
  70 {
  71 }
  72
  73 void
  74 AudioTimeAxisView::set_route (boost::shared_ptr<Route> rt)
  75 {
  76         _route = rt;
  77
  78         /* RouteTimeAxisView::set_route() sets up some things in the View,
  79            so it must be created before RouteTimeAxis::set_route() is
  80            called.
  81         */
  82         _view = new AudioStreamView (*this);
  83
  84         RouteTimeAxisView::set_route (rt);
  85
  86         _view->apply_color (gdk_color_to_rgba (color()), StreamView::RegionColor);
  87
  88         // Make sure things are sane...
  89         assert(!is_track() || is_audio_track());
  90
  91         subplugin_menu.set_name ("ArdourContextMenu");
  92
  93         ignore_toggle = false;
  94
  95         if (is_audio_track()) {
  96                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
  97                 time_axis_frame.set_name ("AudioTrackControlsBaseUnselected");
  98         } else { // bus
  99                 controls_ebox.set_name ("AudioBusControlsBaseUnselected");
 100                 time_axis_frame.set_name ("AudioBusControlsBaseUnselected");
 101         }
 102
 103         /* if set_state above didn't create a gain automation child, we need to make one */
 104         if (automation_child (GainAutomation) == 0) {
 105                 create_automation_child (GainAutomation, false);
 106         }
 107
 108         if (automation_child (TrimAutomation) == 0) {
 109                 create_automation_child (TrimAutomation, false);
 110         }
 111
 112         /* if set_state above didn't create a mute automation child, we need to make one */
 113         if (automation_child (MuteAutomation) == 0) {
 114                 create_automation_child (MuteAutomation, false);
 115         }
 116
 117         if (_route->panner_shell()) {
 118                 _route->panner_shell()->Changed.connect (*this, invalidator (*this),
 119                                                          boost::bind (&AudioTimeAxisView::ensure_pan_views, this, false), gui_context());
 120         }
 121
 122         /* map current state of the route */
 123
 124         processors_changed (RouteProcessorChange ());
 125         reset_processor_automation_curves ();
 126         ensure_pan_views (false);
 127         update_control_names ();
 128
 129         if (is_audio_track()) {
 130
 131                 /* ask for notifications of any new RegionViews */
 132                 _view->RegionViewAdded.connect (sigc::mem_fun(*this, &AudioTimeAxisView::region_view_added));
 133
 134                 if (!_editor.have_idled()) {
 135                         /* first idle will do what we need */
 136                 } else {
 137                         first_idle ();
 138                 }
 139
 140         } else {
 141                 post_construct ();
 142         }
 143 }
 144
 145 AudioTimeAxisView::~AudioTimeAxisView ()
 146 {
 147 }
 148
 149 void
 150 AudioTimeAxisView::first_idle ()
 151 {
 152         _view->attach ();
 153         post_construct ();
 154 }
 155
 156 AudioStreamView*
 157 AudioTimeAxisView::audio_view()
 158 {
 159         return dynamic_cast<AudioStreamView*>(_view);
 160 }
 161
 162 guint32
 163 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 164 {
 165         set_gui_property ("visible", true);
 166         return TimeAxisView::show_at (y, nth, parent);
 167 }
 168
 169 void
 170 AudioTimeAxisView::hide ()
 171 {
 172         set_gui_property ("visible", false);
 173         TimeAxisView::hide ();
 174 }
 175
 176 void
 177 AudioTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 178 {
 179         if (param.type() == NullAutomation) {
 180                 return;
 181         }
 182
 183         AutomationTracks::iterator existing = _automation_tracks.find (param);
 184
 185         if (existing != _automation_tracks.end()) {
 186
 187                 /* automation track created because we had existing data for
 188                  * the processor, but visibility may need to be controlled
 189                  * since it will have been set visible by default.
 190                  */
 191
 192                 existing->second->set_marked_for_display (show);
 193
 194                 if (!no_redraw) {
 195                         request_redraw ();
 196                 }
 197
 198                 return;
 199         }
 200
 201         if (param.type() == GainAutomation) {
 202
 203                 create_gain_automation_child (param, show);
 204
 205         } else if (param.type() == TrimAutomation) {
 206
 207                 create_trim_automation_child (param, show);
 208
 209         } else if (param.type() == PanWidthAutomation ||
 210                    param.type() == PanElevationAutomation ||
 211                    param.type() == PanAzimuthAutomation) {
 212
 213                 ensure_pan_views (show);
 214
 215         } else if (param.type() == PluginAutomation) {
 216
 217                 /* handled elsewhere */
 218
 219         } else if (param.type() == MuteAutomation) {
 220
 221                 create_mute_automation_child (param, show);
 222
 223
 224         } else {
 225                 error << "AudioTimeAxisView: unknown automation child " << EventTypeMap::instance().to_symbol(param) << endmsg;
 226         }
 227 }
 228
 229 void
 230 AudioTimeAxisView::show_all_automation (bool apply_to_selection)
 231 {
 232         if (apply_to_selection) {
 233                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_all_automation, _1, false));
 234         } else {
 235
 236                 no_redraw = true;
 237
 238                 RouteTimeAxisView::show_all_automation ();
 239
 240                 no_redraw = false;
 241                 request_redraw ();
 242         }
 243 }
 244
 245 void
 246 AudioTimeAxisView::show_existing_automation (bool apply_to_selection)
 247 {
 248         if (apply_to_selection) {
 249                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_existing_automation, _1, false));
 250         } else {
 251                 no_redraw = true;
 252
 253                 RouteTimeAxisView::show_existing_automation ();
 254
 255                 no_redraw = false;
 256
 257                 request_redraw ();
 258         }
 259 }
 260
 261 void
 262 AudioTimeAxisView::hide_all_automation (bool apply_to_selection)
 263 {
 264         if (apply_to_selection) {
 265                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::hide_all_automation, _1, false));
 266         } else {
 267                 no_redraw = true;
 268
 269                 RouteTimeAxisView::hide_all_automation();
 270
 271                 no_redraw = false;
 272                 request_redraw ();
 273         }
 274 }
 275
 276 void
 277 AudioTimeAxisView::route_active_changed ()
 278 {
 279         update_control_names ();
 280 }
 281
 282
 283 /**
 284  *    Set up the names of the controls so that they are coloured
 285  *    correctly depending on whether this route is inactive or
 286  *    selected.
 287  */
 288
 289 void
 290 AudioTimeAxisView::update_control_names ()
 291 {
 292         if (is_audio_track()) {
 293                 if (_route->active()) {
 294                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
 295                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 296                 } else {
 297                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
 298                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
 299                 }
 300         } else {
 301                 if (_route->active()) {
 302                         controls_base_selected_name = "BusControlsBaseSelected";
 303                         controls_base_unselected_name = "BusControlsBaseUnselected";
 304                 } else {
 305                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 306                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 307                 }
 308         }
 309
 310         if (selected()) {
 311                 controls_ebox.set_name (controls_base_selected_name);
 312                 time_axis_frame.set_name (controls_base_selected_name);
 313         } else {
 314                 controls_ebox.set_name (controls_base_unselected_name);
 315                 time_axis_frame.set_name (controls_base_unselected_name);
 316         }
 317 }
 318
 319 void
 320 AudioTimeAxisView::build_automation_action_menu (bool for_selection)
 321 {
 322         RouteTimeAxisView::build_automation_action_menu (for_selection);
 323 }