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