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 "ardour_ui.h"
  46 #include "audio_time_axis.h"
  47 #include "automation_line.h"
  48 #include "enums.h"
  49 #include "gui_thread.h"
  50 #include "automation_time_axis.h"
  51 #include "keyboard.h"
  52 #include "playlist_selector.h"
  53 #include "prompter.h"
  54 #include "public_editor.h"
  55 #include "audio_region_view.h"
  56 #include "audio_streamview.h"
  57 #include "utils.h"
  58
  59 #include "i18n.h"
  60
  61 using namespace std;
  62 using namespace ARDOUR;
  63 using namespace ARDOUR_UI_UTILS;
  64 using namespace PBD;
  65 using namespace Gtk;
  66 using namespace Editing;
  67
  68 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session* sess, ArdourCanvas::Canvas& canvas)
  69         : AxisView(sess)
  70         , RouteTimeAxisView(ed, sess, canvas)
  71 {
  72 }
  73
  74 void
  75 AudioTimeAxisView::set_route (boost::shared_ptr<Route> rt)
  76 {
  77         _route = rt;
  78
  79         /* RouteTimeAxisView::set_route() sets up some things in the View,
  80            so it must be created before RouteTimeAxis::set_route() is
  81            called.
  82         */
  83         _view = new AudioStreamView (*this);
  84
  85         RouteTimeAxisView::set_route (rt);
  86
  87         _view->apply_color (gdk_color_to_rgba (color()), StreamView::RegionColor);
  88
  89         // Make sure things are sane...
  90         assert(!is_track() || is_audio_track());
  91
  92         subplugin_menu.set_name ("ArdourContextMenu");
  93
  94         ignore_toggle = false;
  95
  96         if (is_audio_track()) {
  97                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
  98                 time_axis_frame.set_name ("AudioTrackControlsBaseUnselected");
  99         } else { // bus
 100                 controls_ebox.set_name ("AudioBusControlsBaseUnselected");
 101                 time_axis_frame.set_name ("AudioBusControlsBaseUnselected");
 102         }
 103
 104         /* if set_state above didn't create a gain automation child, we need to make one */
 105         if (automation_child (GainAutomation) == 0) {
 106                 create_automation_child (GainAutomation, false);
 107         }
 108
 109         if (automation_child (TrimAutomation) == 0) {
 110                 create_automation_child (TrimAutomation, false);
 111         }
 112
 113         /* if set_state above didn't create a mute automation child, we need to make one */
 114         if (automation_child (MuteAutomation) == 0) {
 115                 create_automation_child (MuteAutomation, false);
 116         }
 117
 118         if (_route->panner_shell()) {
 119                 _route->panner_shell()->Changed.connect (*this, invalidator (*this),
 120                                                          boost::bind (&AudioTimeAxisView::ensure_pan_views, this, false), gui_context());
 121         }
 122
 123         /* map current state of the route */
 124
 125         processors_changed (RouteProcessorChange ());
 126         reset_processor_automation_curves ();
 127         ensure_pan_views (false);
 128         update_control_names ();
 129
 130         if (is_audio_track()) {
 131
 132                 /* ask for notifications of any new RegionViews */
 133                 _view->RegionViewAdded.connect (sigc::mem_fun(*this, &AudioTimeAxisView::region_view_added));
 134
 135                 if (!_editor.have_idled()) {
 136                         /* first idle will do what we need */
 137                 } else {
 138                         first_idle ();
 139                 }
 140
 141         } else {
 142                 post_construct ();
 143         }
 144 }
 145
 146 AudioTimeAxisView::~AudioTimeAxisView ()
 147 {
 148 }
 149
 150 void
 151 AudioTimeAxisView::first_idle ()
 152 {
 153         _view->attach ();
 154         post_construct ();
 155 }
 156
 157 AudioStreamView*
 158 AudioTimeAxisView::audio_view()
 159 {
 160         return dynamic_cast<AudioStreamView*>(_view);
 161 }
 162
 163 guint32
 164 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 165 {
 166         set_gui_property ("visible", true);
 167         return TimeAxisView::show_at (y, nth, parent);
 168 }
 169
 170 void
 171 AudioTimeAxisView::hide ()
 172 {
 173         set_gui_property ("visible", false);
 174         TimeAxisView::hide ();
 175 }
 176
 177 void
 178 AudioTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 179 {
 180         if (param.type() == NullAutomation) {
 181                 return;
 182         }
 183
 184         AutomationTracks::iterator existing = _automation_tracks.find (param);
 185
 186         if (existing != _automation_tracks.end()) {
 187
 188                 /* automation track created because we had existing data for
 189                  * the processor, but visibility may need to be controlled
 190                  * since it will have been set visible by default.
 191                  */
 192
 193                 existing->second->set_marked_for_display (show);
 194
 195                 if (!no_redraw) {
 196                         request_redraw ();
 197                 }
 198
 199                 return;
 200         }
 201
 202         if (param.type() == GainAutomation) {
 203
 204                 create_gain_automation_child (param, show);
 205
 206         } else if (param.type() == TrimAutomation) {
 207
 208                 create_trim_automation_child (param, show);
 209
 210         } else if (param.type() == PanWidthAutomation ||
 211                    param.type() == PanElevationAutomation ||
 212                    param.type() == PanAzimuthAutomation) {
 213
 214                 ensure_pan_views (show);
 215
 216         } else if (param.type() == PluginAutomation) {
 217
 218                 /* handled elsewhere */
 219
 220         } else if (param.type() == MuteAutomation) {
 221
 222                 create_mute_automation_child (param, show);
 223
 224
 225         } else {
 226                 error << "AudioTimeAxisView: unknown automation child " << EventTypeMap::instance().to_symbol(param) << endmsg;
 227         }
 228 }
 229
 230 void
 231 AudioTimeAxisView::show_all_automation (bool apply_to_selection)
 232 {
 233         if (apply_to_selection) {
 234                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_all_automation, _1, false));
 235         } else {
 236
 237                 no_redraw = true;
 238
 239                 RouteTimeAxisView::show_all_automation ();
 240
 241                 no_redraw = false;
 242                 request_redraw ();
 243         }
 244 }
 245
 246 void
 247 AudioTimeAxisView::show_existing_automation (bool apply_to_selection)
 248 {
 249         if (apply_to_selection) {
 250                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_existing_automation, _1, false));
 251         } else {
 252                 no_redraw = true;
 253
 254                 RouteTimeAxisView::show_existing_automation ();
 255
 256                 no_redraw = false;
 257
 258                 request_redraw ();
 259         }
 260 }
 261
 262 void
 263 AudioTimeAxisView::hide_all_automation (bool apply_to_selection)
 264 {
 265         if (apply_to_selection) {
 266                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::hide_all_automation, _1, false));
 267         } else {
 268                 no_redraw = true;
 269
 270                 RouteTimeAxisView::hide_all_automation();
 271
 272                 no_redraw = false;
 273                 request_redraw ();
 274         }
 275 }
 276
 277 void
 278 AudioTimeAxisView::route_active_changed ()
 279 {
 280         update_control_names ();
 281 }
 282
 283
 284 /**
 285  *    Set up the names of the controls so that they are coloured
 286  *    correctly depending on whether this route is inactive or
 287  *    selected.
 288  */
 289
 290 void
 291 AudioTimeAxisView::update_control_names ()
 292 {
 293         if (is_audio_track()) {
 294                 if (_route->active()) {
 295                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
 296                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 297                 } else {
 298                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
 299                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
 300                 }
 301         } else {
 302                 if (_route->active()) {
 303                         controls_base_selected_name = "BusControlsBaseSelected";
 304                         controls_base_unselected_name = "BusControlsBaseUnselected";
 305                 } else {
 306                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 307                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 308                 }
 309         }
 310
 311         if (get_selected()) {
 312                 controls_ebox.set_name (controls_base_selected_name);
 313                 time_axis_frame.set_name (controls_base_selected_name);
 314         } else {
 315                 controls_ebox.set_name (controls_base_unselected_name);
 316                 time_axis_frame.set_name (controls_base_unselected_name);
 317         }
 318 }
 319
 320 void
 321 AudioTimeAxisView::build_automation_action_menu (bool for_selection)
 322 {
 323         RouteTimeAxisView::build_automation_action_menu (for_selection);
 324 }