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 set_state above didn't create a mute automation child, we need to make one */
 110         if (automation_child (MuteAutomation) == 0) {
 111                 create_automation_child (MuteAutomation, false);
 112         }
 113
 114         if (_route->panner_shell()) {
 115                 _route->panner_shell()->Changed.connect (*this, invalidator (*this),
 116                                                          boost::bind (&AudioTimeAxisView::ensure_pan_views, this, false), gui_context());
 117         }
 118
 119         /* map current state of the route */
 120
 121         processors_changed (RouteProcessorChange ());
 122         reset_processor_automation_curves ();
 123         ensure_pan_views (false);
 124         update_control_names ();
 125
 126         if (is_audio_track()) {
 127
 128                 /* ask for notifications of any new RegionViews */
 129                 _view->RegionViewAdded.connect (sigc::mem_fun(*this, &AudioTimeAxisView::region_view_added));
 130
 131                 if (!_editor.have_idled()) {
 132                         /* first idle will do what we need */
 133                 } else {
 134                         first_idle ();
 135                 }
 136
 137         } else {
 138                 post_construct ();
 139         }
 140 }
 141
 142 AudioTimeAxisView::~AudioTimeAxisView ()
 143 {
 144 }
 145
 146 void
 147 AudioTimeAxisView::first_idle ()
 148 {
 149         _view->attach ();
 150         post_construct ();
 151 }
 152
 153 AudioStreamView*
 154 AudioTimeAxisView::audio_view()
 155 {
 156         return dynamic_cast<AudioStreamView*>(_view);
 157 }
 158
 159 guint32
 160 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 161 {
 162         set_gui_property ("visible", true);
 163         return TimeAxisView::show_at (y, nth, parent);
 164 }
 165
 166 void
 167 AudioTimeAxisView::hide ()
 168 {
 169         set_gui_property ("visible", false);
 170         TimeAxisView::hide ();
 171 }
 172
 173 void
 174 AudioTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 175 {
 176         if (param.type() == NullAutomation) {
 177                 return;
 178         }
 179
 180         AutomationTracks::iterator existing = _automation_tracks.find (param);
 181
 182         if (existing != _automation_tracks.end()) {
 183
 184                 /* automation track created because we had existing data for
 185                  * the processor, but visibility may need to be controlled
 186                  * since it will have been set visible by default.
 187                  */
 188
 189                 existing->second->set_marked_for_display (show);
 190
 191                 if (!no_redraw) {
 192                         request_redraw ();
 193                 }
 194
 195                 return;
 196         }
 197
 198         if (param.type() == GainAutomation) {
 199
 200                 create_gain_automation_child (param, show);
 201
 202         } else if (param.type() == PanWidthAutomation ||
 203                    param.type() == PanElevationAutomation ||
 204                    param.type() == PanAzimuthAutomation) {
 205
 206                 ensure_pan_views (show);
 207
 208         } else if (param.type() == PluginAutomation) {
 209
 210                 /* handled elsewhere */
 211
 212         } else if (param.type() == MuteAutomation) {
 213
 214                 create_mute_automation_child (param, show);
 215
 216
 217         } else {
 218                 error << "AudioTimeAxisView: unknown automation child " << EventTypeMap::instance().to_symbol(param) << endmsg;
 219         }
 220 }
 221
 222 void
 223 AudioTimeAxisView::show_all_automation (bool apply_to_selection)
 224 {
 225         if (apply_to_selection) {
 226                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_all_automation, _1, false));
 227         } else {
 228
 229                 no_redraw = true;
 230
 231                 RouteTimeAxisView::show_all_automation ();
 232
 233                 no_redraw = false;
 234                 request_redraw ();
 235         }
 236 }
 237
 238 void
 239 AudioTimeAxisView::show_existing_automation (bool apply_to_selection)
 240 {
 241         if (apply_to_selection) {
 242                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_existing_automation, _1, false));
 243         } else {
 244                 no_redraw = true;
 245
 246                 RouteTimeAxisView::show_existing_automation ();
 247
 248                 no_redraw = false;
 249
 250                 request_redraw ();
 251         }
 252 }
 253
 254 void
 255 AudioTimeAxisView::hide_all_automation (bool apply_to_selection)
 256 {
 257         if (apply_to_selection) {
 258                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::hide_all_automation, _1, false));
 259         } else {
 260                 no_redraw = true;
 261
 262                 RouteTimeAxisView::hide_all_automation();
 263
 264                 no_redraw = false;
 265                 request_redraw ();
 266         }
 267 }
 268
 269 void
 270 AudioTimeAxisView::route_active_changed ()
 271 {
 272         update_control_names ();
 273 }
 274
 275
 276 /**
 277  *    Set up the names of the controls so that they are coloured
 278  *    correctly depending on whether this route is inactive or
 279  *    selected.
 280  */
 281
 282 void
 283 AudioTimeAxisView::update_control_names ()
 284 {
 285         if (is_audio_track()) {
 286                 if (_route->active()) {
 287                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
 288                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 289                 } else {
 290                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
 291                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
 292                 }
 293         } else {
 294                 if (_route->active()) {
 295                         controls_base_selected_name = "BusControlsBaseSelected";
 296                         controls_base_unselected_name = "BusControlsBaseUnselected";
 297                 } else {
 298                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 299                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 300                 }
 301         }
 302
 303         if (get_selected()) {
 304                 controls_ebox.set_name (controls_base_selected_name);
 305                 time_axis_frame.set_name (controls_base_selected_name);
 306         } else {
 307                 controls_ebox.set_name (controls_base_unselected_name);
 308                 time_axis_frame.set_name (controls_base_unselected_name);
 309         }
 310 }
 311
 312 void
 313 AudioTimeAxisView::build_automation_action_menu (bool for_selection)
 314 {
 315         RouteTimeAxisView::build_automation_action_menu (for_selection);
 316 }