when calculating average slave/master delta, use absolute value.
[ardour.git] / gtk2_ardour / generic_pluginui.cc
index 3ab4aed76a24444cfc71fd71c7558c7d6e17c199..8be90cfa3ff37704d2d874f69f8e8e0e027e8d2e 100644 (file)
@@ -78,6 +78,11 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
        : PlugUIBase (pi)
        , automation_menu (0)
        , is_scrollable(scrollable)
+       , _plugin_pianokeyboard_expander (_("MIDI Keyboard"))
+       , _piano (0)
+       , _pianomm (0)
+       , _piano_velocity (*manage (new Adjustment (100, 1, 127, 1, 16)))
+       , _piano_channel (*manage (new Adjustment (0, 1, 16, 1, 1)))
 {
        set_name ("PluginEditor");
        set_border_width (10);
@@ -115,13 +120,43 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
        automation_write_all_button.set_name (X_("generic button"));
        automation_touch_all_button.set_text(_("Touch"));
        automation_touch_all_button.set_name (X_("generic button"));
+       automation_latch_all_button.set_text(_("Touch"));
+       automation_latch_all_button.set_name (X_("generic button"));
 
        constraint_hbox->set_spacing (5);
        constraint_hbox->set_homogeneous (false);
 
        VBox* v1_box = manage (new VBox);
        VBox* v2_box = manage (new VBox);
-       pack_end (plugin_analysis_expander, false, false);
+       if (pi->is_instrument ()) {
+               _piano = (PianoKeyboard*)piano_keyboard_new();
+               _pianomm = Glib::wrap((GtkWidget*)_piano);
+               _pianomm->set_flags(Gtk::CAN_FOCUS);
+               _pianomm->add_events(Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
+
+               g_signal_connect (G_OBJECT (_piano), "note-on", G_CALLBACK (GenericPluginUI::_note_on_event_handler), this);
+               g_signal_connect (G_OBJECT (_piano), "note-off", G_CALLBACK (GenericPluginUI::_note_off_event_handler), this);
+
+               HBox* box = manage (new HBox);
+               box->pack_start (*manage (new Label (_("Channel:"))), false, false);
+               box->pack_start (_piano_channel, false, false);
+               box->pack_start (*manage (new Label (_("Velocity:"))), false, false);
+               box->pack_start (_piano_velocity, false, false);
+
+               Box* box2 = manage (new HBox ());
+               box2->pack_start (*box, true, false);
+
+               _pianobox.set_spacing (4);
+               _pianobox.pack_start (*box2, true, true);
+               _pianobox.pack_start (*_pianomm, true, true);
+
+               _plugin_pianokeyboard_expander.set_expanded(false);
+               _plugin_pianokeyboard_expander.property_expanded().signal_changed().connect( sigc::mem_fun(*this, &GenericPluginUI::toggle_pianokeyboard));
+
+               pack_end (_plugin_pianokeyboard_expander, false, false);
+       } else {
+               pack_end (plugin_analysis_expander, false, false);
+       }
        if (!plugin->get_docs().empty()) {
                pack_end (description_expander, false, false);
        }
@@ -164,10 +199,7 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
        build ();
 
        if (insert->plugin()->has_midnam() && insert->plugin()->knows_bank_patch()) {
-               /* right now PC are sent via MIDI Track controls only */
-               if (dynamic_cast<MidiTrack*> (insert->owner())) {
-                       build_midi_table ();
-               }
+               build_midi_table ();
        }
 
        if (is_scrollable) {
@@ -178,14 +210,6 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
                scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
        }
 
-
-       /* Listen for property changes that are not notified normally because
-        * AutomationControl has only support for numeric values currently.
-        * The only case is Variant::PATH for now */
-       plugin->PropertyChanged.connect(*this, invalidator(*this),
-                                       boost::bind(&GenericPluginUI::path_property_changed, this, _1, _2),
-                                       gui_context());
-
        main_contents.show ();
 }
 
@@ -194,6 +218,7 @@ GenericPluginUI::~GenericPluginUI ()
        if (output_controls.size() > 0) {
                screen_update_connection.disconnect();
        }
+       delete _pianomm;
 }
 
 void
@@ -361,6 +386,14 @@ GenericPluginUI::build ()
                control_uis.push_back(cui);
        }
        if (!descs.empty()) {
+               /* Listen for property changes that are not notified normally because
+                * AutomationControl has only support for numeric values currently.
+                * The only case is Variant::PATH for now */
+               plugin->PropertyChanged.connect(*this, invalidator(*this),
+                               boost::bind(&GenericPluginUI::path_property_changed, this, _1, _2),
+                               gui_context());
+
+               /* and query current property value */
                plugin->announce_property_values();
        }
 
@@ -376,6 +409,7 @@ GenericPluginUI::build ()
        automation_play_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Play));
        automation_write_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Write));
        automation_touch_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Touch));
+       automation_latch_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Latch));
 
        /* XXX This is a workaround for AutomationControl not knowing about preset loads */
        plugin->PresetLoaded.connect (*this, invalidator (*this), boost::bind (&GenericPluginUI::update_input_displays, this), gui_context ());
@@ -618,31 +652,38 @@ GenericPluginUI::custom_layout (const std::vector<ControlUI*>& control_uis)
 void
 GenericPluginUI::build_midi_table ()
 {
-       Gtk::Table* pgm_table = manage (new Gtk::Table (8, 2));
+       Gtk::Table* pgm_table = manage (new Gtk::Table (8, 5));
 
-       pgm_table->set_homogeneous (true);
+       pgm_table->set_homogeneous (false);
        pgm_table->set_row_spacings (2);
        pgm_table->set_col_spacings (2);
        pgm_table->set_border_width (5);
+       pgm_table->set_col_spacing (2, 10);
 
        Frame* frame = manage (new Frame);
        frame->set_name ("BaseFrame");
-       frame->set_label (_("MIDI Progams (sent to track)"));
-       //frame->set_label (_("MIDI Progams (volatile)"));
+       if (dynamic_cast<MidiTrack*> (insert->owner())) {
+               frame->set_label (_("MIDI Progams (sent to track)"));
+       } else {
+               frame->set_label (_("MIDI Progams (volatile)"));
+       }
        frame->add (*pgm_table);
-       hpacker.pack_start (*frame, true, true);
+       hpacker.pack_start (*frame, false, false);
 
        for (uint8_t chn = 0; chn < 16; ++chn) {
-               int col = chn / 8;
+               int col = 3 * (chn / 8);
                int row = chn % 8;
                ArdourDropdown* cui = manage (new ArdourWidgets::ArdourDropdown ());
-               // TODO set size_request
+               cui->set_sizing_text ("Stereo Grand Piano");
                cui->set_text_ellipsize (Pango::ELLIPSIZE_END);
                cui->set_layout_ellipsize_width (PANGO_SCALE * 112 * UIConfiguration::instance ().get_ui_scale ());
                midi_pgmsel.push_back (cui);
-               pgm_table->attach (*cui, col, col + 1, row, row+1, FILL|EXPAND, FILL);
+               pgm_table->attach (*manage (new Label (string_compose ("C%1:", (int)(chn + 1)), ALIGN_RIGHT)), col, col + 1, row, row+1, FILL, SHRINK);
+               pgm_table->attach (*cui, col + 1, col + 2, row, row+1, SHRINK, SHRINK);
        }
 
+       insert->plugin ()->read_midnam();
+
        midi_refill_patches ();
 
        insert->plugin()->BankPatchChange.connect (
@@ -650,12 +691,7 @@ GenericPluginUI::build_midi_table ()
                        boost::bind (&GenericPluginUI::midi_bank_patch_change, this, _1),
                        gui_context());
 
-       /* Note: possible race with MidiTimeAxisView::update_patch_selector()
-        * which uses this signal to update/re-register the midnam (also in gui context).
-        * MTAV does register before us, so the midnam should already be updated when
-        * we're notified.
-        */
-       insert->plugin()->UpdateMidnam.connect (
+       insert->plugin()->UpdatedMidnam.connect (
                        midi_connections, invalidator (*this),
                        boost::bind (&GenericPluginUI::midi_refill_patches, this),
                        gui_context());
@@ -725,13 +761,9 @@ GenericPluginUI::midi_bank_patch_select (uint8_t chn, uint32_t bankpgm)
 {
        int bank = bankpgm >> 7;
        int pgm = bankpgm & 127;
-       if (1) {
+       MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
+       if (mt) {
                /* send to track */
-               MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
-               if (!mt) {
-                       return;
-               }
-
                boost::shared_ptr<AutomationControl> bank_msb = mt->automation_control(Evoral::Parameter (MidiCCAutomation, chn, MIDI_CTL_MSB_BANK), true);
                boost::shared_ptr<AutomationControl> bank_lsb = mt->automation_control(Evoral::Parameter (MidiCCAutomation, chn, MIDI_CTL_LSB_BANK), true);
                boost::shared_ptr<AutomationControl> program = mt->automation_control(Evoral::Parameter (MidiPgmChangeAutomation, chn), true);
@@ -739,16 +771,20 @@ GenericPluginUI::midi_bank_patch_select (uint8_t chn, uint32_t bankpgm)
                bank_msb->set_value (bank >> 7, PBD::Controllable::NoGroup);
                bank_lsb->set_value (bank & 127, PBD::Controllable::NoGroup);
                program->set_value (pgm, PBD::Controllable::NoGroup);
-
        } else {
-#if 0 // TODO inject directly to plugin..
-               const int cnt = insert->get_count();
-               for (int i=0; i < cnt; i++ ) {
-                       boost::shared_ptr<LV2Plugin> lv2i = boost::dynamic_pointer_cast<LV2Plugin> (insert->plugin(i));
-                       //lv2i->write_from_ui(port_index, format, buffer_size, (const uint8_t*)buffer);
-
-               }
-#endif
+               uint8_t event[3];
+               event[0] = (MIDI_CMD_CONTROL | chn);
+               event[1] = 0x00;
+               event[2] = bank >> 7;
+               insert->write_immediate_event (3, event);
+
+               event[1] = 0x20;
+               event[2] = bank & 127;
+               insert->write_immediate_event (3, event);
+
+               event[0] = (MIDI_CMD_PGM_CHANGE | chn);
+               event[1] = pgm;
+               insert->write_immediate_event (2, event);
        }
 }
 
@@ -816,7 +852,7 @@ GenericPluginUI::automation_state_changed (ControlUI* cui)
                return;
        }
 
-       switch (state & (ARDOUR::Off|Play|Touch|Write)) {
+       switch (state & (ARDOUR::Off|Play|Touch|Write|Latch)) {
        case ARDOUR::Off:
                cui->automate_button.set_text (S_("Automation|Manual"));
                break;
@@ -829,6 +865,9 @@ GenericPluginUI::automation_state_changed (ControlUI* cui)
        case Touch:
                cui->automate_button.set_text (_("Touch"));
                break;
+       case Latch:
+               cui->automate_button.set_text (_("Latch"));
+               break;
        default:
                cui->automate_button.set_text (_("???"));
                break;
@@ -1190,6 +1229,8 @@ GenericPluginUI::astate_button_event (GdkEventButton* ev, ControlUI* cui)
                                   sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Write, cui)));
        items.push_back (MenuElem (_("Touch"),
                                   sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Touch, cui)));
+       items.push_back (MenuElem (_("Latch"),
+                                  sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Latch, cui)));
 
        anchored_menu_popup(automation_menu, &cui->automate_button, cui->automate_button.get_text(),
                            1, ev->time);
@@ -1331,3 +1372,69 @@ GenericPluginUI::path_property_changed (uint32_t key, const Variant& value)
                std::cerr << "warning: property change for property with no control" << std::endl;
        }
 }
+
+void
+GenericPluginUI::toggle_pianokeyboard ()
+{
+       if (_plugin_pianokeyboard_expander.get_expanded()) {
+               _plugin_pianokeyboard_expander.add (_pianobox);
+               _pianobox.show_all ();
+       } else {
+               const int child_height = _plugin_pianokeyboard_expander.get_child ()->get_height ();
+               _plugin_pianokeyboard_expander.get_child ()->hide ();
+               _plugin_pianokeyboard_expander.remove ();
+
+               Gtk::Window *toplevel = (Gtk::Window*) _plugin_pianokeyboard_expander.get_ancestor (GTK_TYPE_WINDOW);
+               if (toplevel) {
+                       Gtk::Requisition wr;
+                       toplevel->get_size (wr.width, wr.height);
+                       wr.height -= child_height;
+                       toplevel->resize (wr.width, wr.height);
+               }
+       }
+}
+
+void
+GenericPluginUI::_note_on_event_handler(GtkWidget*, int note, gpointer arg)
+{
+       ((GenericPluginUI*)arg)->note_on_event_handler(note);
+}
+
+void
+GenericPluginUI::_note_off_event_handler(GtkWidget*, int note, gpointer arg)
+{
+       ((GenericPluginUI*)arg)->note_off_event_handler(note);
+}
+
+void
+GenericPluginUI::note_on_event_handler (int note)
+{
+       MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
+       _pianomm->grab_focus ();
+       uint8_t channel = _piano_channel.get_value_as_int () - 1;
+       uint8_t event[3];
+       event[0] = (MIDI_CMD_NOTE_ON | channel);
+       event[1] = note;
+       event[2] = _piano_velocity.get_value_as_int ();
+       if (mt) {
+               mt->write_immediate_event (3, event);
+       } else {
+               insert->write_immediate_event (3, event);
+       }
+}
+
+void
+GenericPluginUI::note_off_event_handler (int note)
+{
+       MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
+       uint8_t channel = _piano_channel.get_value_as_int () - 1;
+       uint8_t event[3];
+       event[0] = (MIDI_CMD_NOTE_OFF | channel);
+       event[1] = note;
+       event[2] = 0;
+       if (mt) {
+               mt->write_immediate_event (3, event);
+       } else {
+               insert->write_immediate_event (3, event);
+       }
+}