gtk2_ardour/midi_time_axis.cc

   1 /*
   2     Copyright (C) 2000 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 #include <cstdlib>
  20 #include <cmath>
  21
  22 #include <algorithm>
  23 #include <string>
  24 #include <vector>
  25
  26 #include <sigc++/bind.h>
  27
  28 #include <pbd/error.h>
  29 #include <pbd/stl_delete.h>
  30 #include <pbd/whitespace.h>
  31
  32 #include <gtkmm2ext/gtk_ui.h>
  33 #include <gtkmm2ext/selector.h>
  34 #include <gtkmm2ext/stop_signal.h>
  35 #include <gtkmm2ext/bindable_button.h>
  36 #include <gtkmm2ext/utils.h>
  37
  38 #include <ardour/midi_playlist.h>
  39 #include <ardour/midi_diskstream.h>
  40 #include <ardour/processor.h>
  41 #include <ardour/ladspa_plugin.h>
  42 #include <ardour/location.h>
  43 #include <ardour/playlist.h>
  44 #include <ardour/session.h>
  45 #include <ardour/session_playlist.h>
  46 #include <ardour/utils.h>
  47
  48 #include "ardour_ui.h"
  49 #include "midi_time_axis.h"
  50 #include "automation_time_axis.h"
  51 #include "automation_midi_cc_line.h"
  52 #include "canvas_impl.h"
  53 #include "crossfade_view.h"
  54 #include "enums.h"
  55 #include "gui_thread.h"
  56 #include "keyboard.h"
  57 #include "playlist_selector.h"
  58 #include "plugin_selector.h"
  59 #include "plugin_ui.h"
  60 #include "point_selection.h"
  61 #include "prompter.h"
  62 #include "public_editor.h"
  63 #include "plugin_automation_line.h"
  64 #include "processor_automation_time_axis.h"
  65 #include "midi_controller_time_axis.h"
  66 #include "region_view.h"
  67 #include "rgb_macros.h"
  68 #include "selection.h"
  69 #include "simplerect.h"
  70 #include "midi_streamview.h"
  71 #include "utils.h"
  72
  73 #include <ardour/midi_track.h>
  74
  75 #include "i18n.h"
  76
  77 using namespace ARDOUR;
  78 using namespace PBD;
  79 using namespace Gtk;
  80 using namespace Editing;
  81
  82
  83 MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  84         : AxisView(sess), // FIXME: won't compile without this, why??
  85         RouteTimeAxisView(ed, sess, rt, canvas)
  86 {
  87         subplugin_menu.set_name ("ArdourContextMenu");
  88
  89         _view = new MidiStreamView (*this);
  90
  91         ignore_toggle = false;
  92
  93         mute_button->set_active (false);
  94         solo_button->set_active (false);
  95
  96         if (is_midi_track())
  97                 controls_ebox.set_name ("MidiTimeAxisViewControlsBaseUnselected");
  98         else // bus
  99                 controls_ebox.set_name ("MidiBusControlsBaseUnselected");
 100
 101         /* map current state of the route */
 102
 103         processors_changed ();
 104
 105         ensure_xml_node ();
 106
 107         set_state (*xml_node);
 108
 109         _route->processors_changed.connect (mem_fun(*this, &MidiTimeAxisView::processors_changed));
 110
 111         if (is_track()) {
 112
 113                 controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
 114                 controls_base_selected_name = "MidiTrackControlsBaseSelected";
 115                 controls_base_unselected_name = "MidiTrackControlsBaseUnselected";
 116
 117                 /* ask for notifications of any new RegionViews */
 118                 _view->RegionViewAdded.connect (mem_fun(*this, &MidiTimeAxisView::region_view_added));
 119                 _view->attach ();
 120
 121         } /*else { // no MIDI busses yet
 122
 123                 controls_ebox.set_name ("MidiBusControlsBaseUnselected");
 124                 controls_base_selected_name = "MidiBusControlsBaseSelected";
 125                 controls_base_unselected_name = "MidiBusControlsBaseUnselected";
 126         }*/
 127 }
 128
 129 MidiTimeAxisView::~MidiTimeAxisView ()
 130 {
 131 }
 132
 133 guint32
 134 MidiTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 135 {
 136         ensure_xml_node ();
 137         xml_node->add_property ("shown_editor", "yes");
 138
 139         return TimeAxisView::show_at (y, nth, parent);
 140 }
 141
 142 void
 143 MidiTimeAxisView::hide ()
 144 {
 145         ensure_xml_node ();
 146         xml_node->add_property ("shown_editor", "no");
 147
 148         TimeAxisView::hide ();
 149 }
 150
 151 void
 152 MidiTimeAxisView::build_automation_action_menu ()
 153 {
 154         using namespace Menu_Helpers;
 155
 156         RouteTimeAxisView::build_automation_action_menu ();
 157
 158         MenuList& automation_items = automation_action_menu->items();
 159
 160         automation_items.push_back (SeparatorElem());
 161
 162         automation_items.push_back (MenuElem (_("Controller..."),
 163                                                    mem_fun(*this, &MidiTimeAxisView::add_controller_track)));
 164 }
 165
 166 /** Prompt for a controller with a dialog and add an automation track for it
 167  */
 168 void
 169 MidiTimeAxisView::add_controller_track()
 170 {
 171         /* TODO: fancy controller selection dialog here... */
 172
 173         ParamID param(MidiCCAutomation, 7);
 174         create_automation_child(param);
 175 }
 176
 177 void
 178 MidiTimeAxisView::create_automation_child (ParamID param)
 179 {
 180         if (param.type() == MidiCCAutomation) {
 181
 182                 /* FIXME: this all probably leaks */
 183
 184                 ARDOUR::AutomationList* al = _route->automation_list(param);
 185
 186                 if (!al)
 187                         al = new ARDOUR::AutomationList(param, 0, 127, 64);
 188
 189                 _route->add_automation_parameter(al);
 190
 191                 MidiControllerTimeAxisView* track = new MidiControllerTimeAxisView (_session,
 192                                 _route,
 193                                 editor,
 194                                 *this,
 195                                 parent_canvas,
 196                                 _route->describe_parameter(param),
 197                                 param,
 198                                 *al);
 199
 200                 AutomationMidiCCLine* line = new AutomationMidiCCLine (param.to_string(),
 201                                 *track,
 202                                 *track->canvas_display,
 203                                 *al);
 204
 205                 line->set_line_color (Config->canvasvar_AutomationLine.get());
 206
 207                 track->add_line(*line);
 208
 209                 add_automation_child(param, track);
 210
 211         } else {
 212                 error << "MidiTimeAxisView: unknown automation child " << param.to_string() << endmsg;
 213         }
 214 }
 215
 216 void
 217 MidiTimeAxisView::route_active_changed ()
 218 {
 219         RouteUI::route_active_changed ();
 220
 221         if (is_track()) {
 222                 if (_route->active()) {
 223                         controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
 224                         controls_base_selected_name = "MidiTrackControlsBaseSelected";
 225                         controls_base_unselected_name = "MidiTrackControlsBaseUnselected";
 226                 } else {
 227                         controls_ebox.set_name ("MidiTrackControlsBaseInactiveUnselected");
 228                         controls_base_selected_name = "MidiTrackControlsBaseInactiveSelected";
 229                         controls_base_unselected_name = "MidiTrackControlsBaseInactiveUnselected";
 230                 }
 231         } else {
 232
 233                 throw; // wha?
 234
 235                 if (_route->active()) {
 236                         controls_ebox.set_name ("BusControlsBaseUnselected");
 237                         controls_base_selected_name = "BusControlsBaseSelected";
 238                         controls_base_unselected_name = "BusControlsBaseUnselected";
 239                 } else {
 240                         controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
 241                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 242                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 243                 }
 244         }
 245 }
 246