Another stab at the logic for selecting regions for operations, to ensure that edit...
[ardour.git] / gtk2_ardour / midi_time_axis.cc
index e51699db369940c9e564f0016d7e0297e13075c2..59cfe4abbd3d7e2246f8fee4ddeca4873d2cf23e 100644 (file)
 #include "pbd/memento_command.h"
 #include "pbd/stateful_diff_command.h"
 
-#include <gtkmm2ext/gtk_ui.h>
-#include <gtkmm2ext/selector.h>
-#include <gtkmm2ext/bindable_button.h>
-#include <gtkmm2ext/utils.h>
+#include "gtkmm2ext/gtk_ui.h"
+#include "gtkmm2ext/selector.h"
+#include "gtkmm2ext/bindable_button.h"
+#include "gtkmm2ext/utils.h"
 
+#include "ardour/file_source.h"
 #include "ardour/midi_playlist.h"
 #include "ardour/midi_diskstream.h"
 #include "ardour/midi_patch_manager.h"
@@ -79,6 +80,7 @@
 #include "region_view.h"
 #include "rgb_macros.h"
 #include "selection.h"
+#include "step_editor.h"
 #include "simplerect.h"
 #include "utils.h"
 
@@ -114,6 +116,7 @@ MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session* sess,
        , _midi_thru_item (0)
        , default_channel_menu (0)
        , controller_menu (0)
+        , _step_editor (0)
 {
        subplugin_menu.set_name ("ArdourContextMenu");
 
@@ -124,8 +127,6 @@ MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session* sess,
        mute_button->set_active (false);
        solo_button->set_active (false);
 
-       step_edit_insert_position = 0;
-
        if (is_midi_track()) {
                controls_ebox.set_name ("MidiTimeAxisViewControlsBaseUnselected");
                _note_mode = midi_track()->note_mode();
@@ -163,7 +164,12 @@ MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session* sess,
 
                /* ask for notifications of any new RegionViews */
                _view->RegionViewAdded.connect (sigc::mem_fun(*this, &MidiTimeAxisView::region_view_added));
-               _view->attach ();
+               
+               if (!_editor.have_idled()) {
+                       /* first idle will do what we need */
+               } else {
+                       first_idle ();
+               }
        }
 
        HBox* midi_controls_hbox = manage(new HBox());
@@ -217,6 +223,14 @@ MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session* sess,
        }
 }
 
+void
+MidiTimeAxisView::first_idle ()
+{
+       if (is_track ()) {
+               _view->attach ();
+       }
+}
+
 MidiTimeAxisView::~MidiTimeAxisView ()
 {
        delete _piano_roll_header;
@@ -226,9 +240,17 @@ MidiTimeAxisView::~MidiTimeAxisView ()
        _range_scroomer = 0;
 
        delete controller_menu;
+        delete _step_editor;
+}
+
+void
+MidiTimeAxisView::check_step_edit ()
+{
+        _step_editor->check_step_edit ();
 }
 
-void MidiTimeAxisView::model_changed()
+void 
+MidiTimeAxisView::model_changed()
 {
        std::list<std::string> device_modes = MIDI::Name::MidiPatchManager::instance()
                .custom_device_mode_names_by_model(_model_selector.get_active_text());
@@ -387,6 +409,7 @@ MidiTimeAxisView::build_automation_action_menu ()
                detach_menu (*controller_menu);
        }
 
+       _channel_command_menu_map.clear ();
        RouteTimeAxisView::build_automation_action_menu ();
 
        MenuList& automation_items = automation_action_menu->items();
@@ -397,15 +420,14 @@ MidiTimeAxisView::build_automation_action_menu ()
 
                automation_items.push_back (SeparatorElem());
 
-               /* these 3 MIDI "command" types are semantically more like automation than note data,
+               /* these 2 MIDI "command" types are semantically more like automation than note data,
                   but they are not MIDI controllers. We give them special status in this menu, since
                   they will not show up in the controller list and anyone who actually knows
                   something about MIDI (!) would not expect to find them there.
                */
 
-               add_channel_command_menu_item (automation_items, _("Program Change"), MidiPgmChangeAutomation, MIDI_CMD_PGM_CHANGE);
-               add_channel_command_menu_item (automation_items, _("Bender"), MidiPitchBenderAutomation, MIDI_CMD_BENDER);
-               add_channel_command_menu_item (automation_items, _("Pressure"), MidiChannelPressureAutomation, MIDI_CMD_CHANNEL_PRESSURE);
+               add_channel_command_menu_item (automation_items, _("Bender"), MidiPitchBenderAutomation, 0);
+               add_channel_command_menu_item (automation_items, _("Pressure"), MidiChannelPressureAutomation, 0);
                
                /* now all MIDI controllers. Always offer the possibility that we will rebuild the controllers menu
                   since it might need to be updated after a channel mode change or other change. Also detach it
@@ -494,9 +516,9 @@ MidiTimeAxisView::add_channel_command_menu_item (Menu_Helpers::MenuList& items,
                                                visible = true;
                                        }
                                }
-                               
+
                                CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&chn_items.back());
-                               _parameter_menu_map[fully_qualified_param] = cmi;
+                               _channel_command_menu_map[fully_qualified_param] = cmi;
                                cmi->set_active (visible);
                        }
                }
@@ -527,7 +549,7 @@ MidiTimeAxisView::add_channel_command_menu_item (Menu_Helpers::MenuList& items,
                                }
                                
                                CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&items.back());
-                               _parameter_menu_map[fully_qualified_param] = cmi;
+                               _channel_command_menu_map[fully_qualified_param] = cmi;
                                cmi->set_active (visible);
                                
                                /* one channel only */
@@ -569,7 +591,8 @@ MidiTimeAxisView::build_controller_menu ()
                }
        }
        
-       /* loop over all 127 MIDI controllers, in groups of 16 */
+       /* loop over all 127 MIDI controllers, in groups of 16; except don't offer
+          bank select controllers, as they are handled by the `patch' code */
 
        for (int i = 0; i < 127; i += 16) {
 
@@ -581,6 +604,10 @@ MidiTimeAxisView::build_controller_menu ()
 
                for (int ctl = i; ctl < i+16; ++ctl) {
 
+                       if (ctl == MIDI_CTL_MSB_BANK || ctl == MIDI_CTL_LSB_BANK) {
+                               continue;
+                       }
+
                        if (chn_cnt > 1) {
 
                                /* multiple channels - create a submenu, with 1 item per channel */
@@ -618,7 +645,7 @@ MidiTimeAxisView::build_controller_menu ()
                                                }
                                                
                                                CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&chn_items.back());
-                                               _parameter_menu_map[fully_qualified_param] = cmi;
+                                               _controller_menu_map[fully_qualified_param] = cmi;
                                                cmi->set_active (visible);
                                        }
                                }
@@ -649,7 +676,7 @@ MidiTimeAxisView::build_controller_menu ()
                                                }
                                                
                                                CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&ctl_items.back());
-                                               _parameter_menu_map[fully_qualified_param] = cmi;
+                                               _controller_menu_map[fully_qualified_param] = cmi;
                                                cmi->set_active (visible);
                                                
                                                /* one channel only */
@@ -791,37 +818,41 @@ MidiTimeAxisView::show_existing_automation ()
        RouteTimeAxisView::show_existing_automation ();
 }
 
-/** Hide an automation track for the given parameter (pitch bend, channel pressure).
+/** Create an automation track for the given parameter (pitch bend, channel pressure).
  */
 void
 MidiTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 {
-       /* These controllers are region "automation", so we do not create
-        * an AutomationList/Line for the track */
-
        if (param.type() == NullAutomation) {
                cerr << "WARNING: Attempt to create NullAutomation child, ignoring" << endl;
                return;
        }
-
+       
        AutomationTracks::iterator existing = _automation_tracks.find (param);
        if (existing != _automation_tracks.end()) {
                return;
        }
-
-       boost::shared_ptr<AutomationControl> c = _route->get_control (param);
-
-       assert(c);
-
-       boost::shared_ptr<AutomationTimeAxisView> track(new AutomationTimeAxisView (_session,
-                       _route, boost::shared_ptr<ARDOUR::Automatable>(), c,
-                       _editor,
-                       *this,
-                       true,
-                       parent_canvas,
-                       _route->describe_parameter(param)));
-
-       add_automation_child (param, track, show);
+               
+       if (param.type() == GainAutomation) {
+               create_gain_automation_child (param, show);
+       } else {
+               
+               /* These controllers are region "automation", so we do not create
+                * an AutomationList/Line for the track */
+               
+               boost::shared_ptr<AutomationControl> c = _route->get_control (param);
+               assert (c);
+               
+               boost::shared_ptr<AutomationTimeAxisView> track(new AutomationTimeAxisView (_session,
+                                                                                           _route, boost::shared_ptr<ARDOUR::Automatable>(), c,
+                                                                                           _editor,
+                                                                                           *this,
+                                                                                           true,
+                                                                                           parent_canvas,
+                                                                                           _route->describe_parameter(param)));
+               
+               add_automation_child (param, track, show);
+       }
 }
 
 
@@ -856,125 +887,7 @@ MidiTimeAxisView::route_active_changed ()
        }
 }
 
-void
-MidiTimeAxisView::start_step_editing ()
-{
-       step_edit_insert_position = _editor.get_preferred_edit_position ();
-       step_edit_beat_pos = 0;
-       step_edit_region = playlist()->top_region_at (step_edit_insert_position);
-
-       if (step_edit_region) {
-               RegionView* rv = view()->find_view (step_edit_region);
-               step_edit_region_view = dynamic_cast<MidiRegionView*> (rv);
-       } else {
-               step_edit_region_view = 0;
-       }
-
-       midi_track()->set_step_editing (true);
-}
-
-void
-MidiTimeAxisView::stop_step_editing ()
-{
-       midi_track()->set_step_editing (false);
-}
-
-void
-MidiTimeAxisView::check_step_edit ()
-{
-       MidiRingBuffer<nframes_t>& incoming (midi_track()->step_edit_ring_buffer());
-       Evoral::Note<Evoral::MusicalTime> note;
-       uint8_t* buf;
-       uint32_t bufsize = 32;
-
-       buf = new uint8_t[bufsize];
-
-       while (incoming.read_space()) {
-               nframes_t time;
-               Evoral::EventType type;
-               uint32_t size;
-
-               incoming.read_prefix (&time, &type, &size);
-
-               if (size > bufsize) {
-                       delete [] buf;
-                       bufsize = size;
-                       buf = new uint8_t[bufsize];
-               }
-
-               incoming.read_contents (size, buf);
-
-               if ((buf[0] & 0xf0) == MIDI_CMD_NOTE_ON) {
-
-                       if (step_edit_region == 0) {
-
-                               step_edit_region = add_region (step_edit_insert_position);
-                               RegionView* rv = view()->find_view (step_edit_region);
-
-                               if (rv) {
-                                       step_edit_region_view = dynamic_cast<MidiRegionView*>(rv);
-                               } else {
-                                       fatal << X_("programming error: no view found for new MIDI region") << endmsg;
-                                       /*NOTREACHED*/
-                               }
-                       }
-
-                       if (step_edit_region_view) {
-
-                               bool success;
-                               Evoral::MusicalTime beats = _editor.get_grid_type_as_beats (success, step_edit_insert_position);
-
-                               if (!success) {
-                                       continue;
-                               }
-
-                               step_edit_region_view->add_note (buf[0] & 0xf, buf[1], buf[2], step_edit_beat_pos, beats);
-                               step_edit_beat_pos += beats;
-                       }
-               }
-
-       }
-}
-
-void
-MidiTimeAxisView::step_edit_rest ()
-{
-       bool success;
-       Evoral::MusicalTime beats = _editor.get_grid_type_as_beats (success, step_edit_insert_position);
-       step_edit_beat_pos += beats;
-}
-
-boost::shared_ptr<Region>
-MidiTimeAxisView::add_region (nframes64_t pos)
-{
-       Editor* real_editor = dynamic_cast<Editor*> (&_editor);
-
-       real_editor->begin_reversible_command (_("create region"));
-        playlist()->clear_history ();
-
-       framepos_t start = pos;
-       real_editor->snap_to (start, -1);
-       const Meter& m = _session->tempo_map().meter_at(start);
-       const Tempo& t = _session->tempo_map().tempo_at(start);
-       double length = floor (m.frames_per_bar(t, _session->frame_rate()));
 
-       boost::shared_ptr<Source> src = _session->create_midi_source_for_session (view()->trackview().track()->name());
-
-       PropertyList plist; 
-       
-       plist.add (ARDOUR::Properties::start, 0);
-       plist.add (ARDOUR::Properties::length, length);
-       plist.add (ARDOUR::Properties::name, PBD::basename_nosuffix(src->name()));
-       
-       boost::shared_ptr<Region> region = (RegionFactory::create (src, plist));
-
-       playlist()->add_region (region, start);
-       _session->add_command (new StatefulDiffCommand (playlist()));
-
-       real_editor->commit_reversible_command();
-
-       return region;
-}
 
 void
 MidiTimeAxisView::add_note_selection (uint8_t note)
@@ -1077,9 +990,10 @@ MidiTimeAxisView::set_channel_mode (ChannelMode, uint16_t)
 
        no_redraw = false;
 
-       /* TODO: Bender, PgmChange, Pressure */
+       /* TODO: Bender, Pressure */
 
        /* invalidate the controller menu, so that we rebuilt it next time */
+       _controller_menu_map.clear ();
        delete controller_menu;
        controller_menu = 0;
 
@@ -1087,3 +1001,72 @@ MidiTimeAxisView::set_channel_mode (ChannelMode, uint16_t)
                _route->gui_changed ("track_height", this);
        }
 }
+
+Gtk::CheckMenuItem*
+MidiTimeAxisView::automation_child_menu_item (Evoral::Parameter param)
+{
+       Gtk::CheckMenuItem* m = RouteTimeAxisView::automation_child_menu_item (param);
+       if (m) {
+               return m;
+       }
+
+       ParameterMenuMap::iterator i = _controller_menu_map.find (param);
+       if (i != _controller_menu_map.end()) {
+               return i->second;
+       }
+
+       i = _channel_command_menu_map.find (param);
+       if (i != _channel_command_menu_map.end()) {
+               return i->second;
+       }
+
+       return 0;
+}
+
+boost::shared_ptr<MidiRegion>
+MidiTimeAxisView::add_region (framepos_t pos, framecnt_t length, bool commit)
+{
+       Editor* real_editor = dynamic_cast<Editor*> (&_editor);
+
+       real_editor->begin_reversible_command (_("create region"));
+        playlist()->clear_changes ();
+
+       real_editor->snap_to (pos, 0);
+       
+       boost::shared_ptr<Source> src = _session->create_midi_source_for_session (view()->trackview().track().get(),
+                                                                                  view()->trackview().track()->name());
+       PropertyList plist; 
+       
+       plist.add (ARDOUR::Properties::start, 0);
+       plist.add (ARDOUR::Properties::length, length);
+       plist.add (ARDOUR::Properties::name, PBD::basename_nosuffix(src->name()));
+       
+       boost::shared_ptr<Region> region = (RegionFactory::create (src, plist));
+        
+       playlist()->add_region (region, pos);
+       _session->add_command (new StatefulDiffCommand (playlist()));
+
+       if (commit) {
+               real_editor->commit_reversible_command ();
+       }
+
+       return boost::dynamic_pointer_cast<MidiRegion>(region);
+}
+
+void 
+MidiTimeAxisView::start_step_editing ()
+{
+        if (!_step_editor) {
+                _step_editor = new StepEditor (_editor, midi_track(), *this);
+        }
+
+        _step_editor->start_step_editing ();
+
+}
+void 
+MidiTimeAxisView::stop_step_editing ()
+{
+        if (_step_editor) {
+                _step_editor->stop_step_editing ();
+        }
+}