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 "widgets/ardour_button.h"
  40
  41 #include "ardour/event_type_map.h"
  42 #include "ardour/pannable.h"
  43 #include "ardour/panner.h"
  44 #include "ardour/panner_shell.h"
  45
  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 "pbd/i18n.h"
  60
  61 using namespace std;
  62 using namespace ARDOUR;
  63 using namespace ArdourWidgets;
  64 using namespace ARDOUR_UI_UTILS;
  65 using namespace PBD;
  66 using namespace Gtk;
  67 using namespace Editing;
  68
  69 AudioTimeAxisView::AudioTimeAxisView (PublicEditor& ed, Session* sess, ArdourCanvas::Canvas& canvas)
  70         : SessionHandlePtr (sess)
  71         , RouteTimeAxisView(ed, sess, canvas)
  72 {
  73 }
  74
  75 void
  76 AudioTimeAxisView::set_route (boost::shared_ptr<Route> rt)
  77 {
  78         _route = rt;
  79
  80         /* RouteTimeAxisView::set_route() sets up some things in the View,
  81            so it must be created before RouteTimeAxis::set_route() is
  82            called.
  83         */
  84         _view = new AudioStreamView (*this);
  85
  86         RouteTimeAxisView::set_route (rt);
  87
  88         _view->apply_color (gdk_color_to_rgba (color()), StreamView::RegionColor);
  89
  90         // Make sure things are sane...
  91         assert(!is_track() || is_audio_track());
  92
  93         subplugin_menu.set_name ("ArdourContextMenu");
  94
  95         ignore_toggle = false;
  96
  97         if (is_audio_track()) {
  98                 controls_ebox.set_name ("AudioTrackControlsBaseUnselected");
  99                 time_axis_frame.set_name ("AudioTrackControlsBaseUnselected");
 100         } else { // bus
 101                 controls_ebox.set_name ("AudioBusControlsBaseUnselected");
 102                 time_axis_frame.set_name ("AudioBusControlsBaseUnselected");
 103         }
 104
 105         /* if set_state above didn't create a gain automation child, we need to make one */
 106         if (automation_child (GainAutomation) == 0) {
 107                 create_automation_child (GainAutomation, false);
 108         }
 109
 110         if (automation_child (TrimAutomation) == 0) {
 111                 create_automation_child (TrimAutomation, false);
 112         }
 113
 114         /* if set_state above didn't create a mute automation child, we need to make one */
 115         if (automation_child (MuteAutomation) == 0) {
 116                 create_automation_child (MuteAutomation, false);
 117         }
 118
 119         if (_route->panner_shell()) {
 120                 _route->panner_shell()->Changed.connect (*this, invalidator (*this),
 121                                                          boost::bind (&AudioTimeAxisView::ensure_pan_views, this, false), gui_context());
 122         }
 123
 124         /* map current state of the route */
 125
 126         processors_changed (RouteProcessorChange ());
 127         reset_processor_automation_curves ();
 128         ensure_pan_views (false);
 129         update_control_names ();
 130
 131         if (is_audio_track()) {
 132
 133                 /* ask for notifications of any new RegionViews */
 134                 _view->RegionViewAdded.connect (sigc::mem_fun(*this, &AudioTimeAxisView::region_view_added));
 135
 136                 if (!_editor.have_idled()) {
 137                         /* first idle will do what we need */
 138                 } else {
 139                         first_idle ();
 140                 }
 141
 142         } else {
 143                 post_construct ();
 144         }
 145 }
 146
 147 AudioTimeAxisView::~AudioTimeAxisView ()
 148 {
 149 }
 150
 151 void
 152 AudioTimeAxisView::first_idle ()
 153 {
 154         _view->attach ();
 155         post_construct ();
 156 }
 157
 158 AudioStreamView*
 159 AudioTimeAxisView::audio_view()
 160 {
 161         return dynamic_cast<AudioStreamView*>(_view);
 162 }
 163
 164 guint32
 165 AudioTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 166 {
 167         set_gui_property ("visible", true);
 168         return TimeAxisView::show_at (y, nth, parent);
 169 }
 170
 171 void
 172 AudioTimeAxisView::hide ()
 173 {
 174         set_gui_property ("visible", false);
 175         TimeAxisView::hide ();
 176 }
 177
 178 void
 179 AudioTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 180 {
 181         if (param.type() == NullAutomation) {
 182                 return;
 183         }
 184
 185         AutomationTracks::iterator existing = _automation_tracks.find (param);
 186
 187         if (existing != _automation_tracks.end()) {
 188
 189                 /* automation track created because we had existing data for
 190                  * the processor, but visibility may need to be controlled
 191                  * since it will have been set visible by default.
 192                  */
 193
 194                 existing->second->set_marked_for_display (show);
 195
 196                 if (!no_redraw) {
 197                         request_redraw ();
 198                 }
 199
 200                 return;
 201         }
 202
 203         if (param.type() == GainAutomation) {
 204
 205                 create_gain_automation_child (param, show);
 206
 207         } else if (param.type() == TrimAutomation) {
 208
 209                 create_trim_automation_child (param, show);
 210
 211         } else if (param.type() == PanWidthAutomation ||
 212                    param.type() == PanElevationAutomation ||
 213                    param.type() == PanAzimuthAutomation) {
 214
 215                 ensure_pan_views (show);
 216
 217         } else if (param.type() == PluginAutomation) {
 218
 219                 /* handled elsewhere */
 220
 221         } else if (param.type() == MuteAutomation) {
 222
 223                 create_mute_automation_child (param, show);
 224
 225
 226         } else {
 227                 error << "AudioTimeAxisView: unknown automation child " << EventTypeMap::instance().to_symbol(param) << endmsg;
 228         }
 229 }
 230
 231 void
 232 AudioTimeAxisView::show_all_automation (bool apply_to_selection)
 233 {
 234         if (apply_to_selection) {
 235                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_all_automation, _1, false));
 236         } else {
 237
 238                 no_redraw = true;
 239
 240                 RouteTimeAxisView::show_all_automation ();
 241
 242                 no_redraw = false;
 243                 request_redraw ();
 244         }
 245 }
 246
 247 void
 248 AudioTimeAxisView::show_existing_automation (bool apply_to_selection)
 249 {
 250         if (apply_to_selection) {
 251                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::show_existing_automation, _1, false));
 252         } else {
 253                 no_redraw = true;
 254
 255                 RouteTimeAxisView::show_existing_automation ();
 256
 257                 no_redraw = false;
 258
 259                 request_redraw ();
 260         }
 261 }
 262
 263 void
 264 AudioTimeAxisView::hide_all_automation (bool apply_to_selection)
 265 {
 266         if (apply_to_selection) {
 267                 _editor.get_selection().tracks.foreach_audio_time_axis (boost::bind (&AudioTimeAxisView::hide_all_automation, _1, false));
 268         } else {
 269                 no_redraw = true;
 270
 271                 RouteTimeAxisView::hide_all_automation();
 272
 273                 no_redraw = false;
 274                 request_redraw ();
 275         }
 276 }
 277
 278 void
 279 AudioTimeAxisView::route_active_changed ()
 280 {
 281         update_control_names ();
 282 }
 283
 284
 285 /**
 286  *    Set up the names of the controls so that they are coloured
 287  *    correctly depending on whether this route is inactive or
 288  *    selected.
 289  */
 290
 291 void
 292 AudioTimeAxisView::update_control_names ()
 293 {
 294         if (is_audio_track()) {
 295                 if (_route->active()) {
 296                         controls_base_selected_name = "AudioTrackControlsBaseSelected";
 297                         controls_base_unselected_name = "AudioTrackControlsBaseUnselected";
 298                 } else {
 299                         controls_base_selected_name = "AudioTrackControlsBaseInactiveSelected";
 300                         controls_base_unselected_name = "AudioTrackControlsBaseInactiveUnselected";
 301                 }
 302         } else {
 303                 if (_route->active()) {
 304                         controls_base_selected_name = "BusControlsBaseSelected";
 305                         controls_base_unselected_name = "BusControlsBaseUnselected";
 306                 } else {
 307                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 308                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 309                 }
 310         }
 311
 312         if (selected()) {
 313                 controls_ebox.set_name (controls_base_selected_name);
 314                 time_axis_frame.set_name (controls_base_selected_name);
 315         } else {
 316                 controls_ebox.set_name (controls_base_unselected_name);
 317                 time_axis_frame.set_name (controls_base_unselected_name);
 318         }
 319 }
 320
 321 void
 322 AudioTimeAxisView::build_automation_action_menu (bool for_selection)
 323 {
 324         RouteTimeAxisView::build_automation_action_menu (for_selection);
 325 }