Enforce const correctness for a couple of iterators
[ardour.git] / gtk2_ardour / midi_time_axis.cc
index b4841a50c6f4ba133d39c3ac9cfa7b5ec2a1e375..59c30c0c021cb1b15d42dc82e6d66ecf8ede453f 100644 (file)
@@ -19,8 +19,6 @@
 #include <cstdlib>
 #include <cmath>
 
-#include <strings.h> // for ffs(3)
-
 #include <algorithm>
 #include <string>
 #include <vector>
@@ -28,6 +26,7 @@
 #include <sigc++/bind.h>
 
 #include "pbd/error.h"
+#include "pbd/ffs.h"
 #include "pbd/stl_delete.h"
 #include "pbd/whitespace.h"
 #include "pbd/basename.h"
@@ -47,6 +46,9 @@
 #include "ardour/midi_source.h"
 #include "ardour/midi_track.h"
 #include "ardour/operations.h"
+#include "ardour/pannable.h"
+#include "ardour/panner.h"
+#include "ardour/panner_shell.h"
 #include "ardour/playlist.h"
 #include "ardour/region.h"
 #include "ardour/region_factory.h"
@@ -163,7 +165,17 @@ MidiTimeAxisView::set_route (boost::shared_ptr<Route> rt)
                controls_ebox.set_name ("MidiBusControlsBaseUnselected");
        }
 
+       /* if set_state above didn't create a gain automation child, we need to make one */
+       if (automation_child (GainAutomation) == 0) {
+               create_automation_child (GainAutomation, false);
+       }
+
+       if (_route->panner_shell()) {
+               _route->panner_shell()->Changed.connect (*this, invalidator (*this), boost::bind (&MidiTimeAxisView::ensure_pan_views, this, false), gui_context());
+       }
+
        /* map current state of the route */
+       ensure_pan_views (false);
 
        processors_changed (RouteProcessorChange ());
 
@@ -199,7 +211,7 @@ MidiTimeAxisView::set_route (boost::shared_ptr<Route> rt)
                v->pack_start (*manage (new Label ("")), true, true);
                v->show ();
                h->show ();
-               controls_hbox.pack_start(*v);
+               controls_hbox.pack_start(*v, false, false);
 
                controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
                controls_base_selected_name = "MidiTrackControlsBaseSelected";
@@ -581,6 +593,27 @@ MidiTimeAxisView::build_automation_action_menu (bool for_selection)
                        MenuElem (string_compose ("<i>%1</i>", _("No MIDI Channels selected"))));
                dynamic_cast<Label*> (automation_items.back().get_child())->set_use_markup (true);
        }
+
+       automation_items.push_back (SeparatorElem());
+       automation_items.push_back (CheckMenuElem (_("Fader"), sigc::mem_fun (*this, &MidiTimeAxisView::update_gain_track_visibility)));
+       gain_automation_item = dynamic_cast<Gtk::CheckMenuItem*> (&automation_items.back ());
+       gain_automation_item->set_active ((!for_selection || _editor.get_selection().tracks.size() == 1) && 
+                                         (gain_track && string_is_affirmative (gain_track->gui_property ("visible"))));
+
+       _main_automation_menu_map[Evoral::Parameter(GainAutomation)] = gain_automation_item;
+
+       if (!pan_tracks.empty()) {
+               automation_items.push_back (CheckMenuElem (_("Pan"), sigc::mem_fun (*this, &MidiTimeAxisView::update_pan_track_visibility)));
+               pan_automation_item = dynamic_cast<Gtk::CheckMenuItem*> (&automation_items.back ());
+               pan_automation_item->set_active ((!for_selection || _editor.get_selection().tracks.size() == 1) &&
+                                                (!pan_tracks.empty() && string_is_affirmative (pan_tracks.front()->gui_property ("visible"))));
+
+               set<Evoral::Parameter> const & params = _route->pannable()->what_can_be_automated ();
+               for (set<Evoral::Parameter>::const_iterator p = params.begin(); p != params.end(); ++p) {
+                       _main_automation_menu_map[*p] = pan_automation_item;
+               }
+       }
+
 }
 
 void
@@ -663,7 +696,7 @@ MidiTimeAxisView::add_channel_command_menu_item (Menu_Helpers::MenuList& items,
                                        }
                                }
 
-                               CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&chn_items.back());
+                               Gtk::CheckMenuItem* cmi = static_cast<Gtk::CheckMenuItem*>(&chn_items.back());
                                _channel_command_menu_map[fully_qualified_param] = cmi;
                                cmi->set_active (visible);
                        }
@@ -695,7 +728,7 @@ MidiTimeAxisView::add_channel_command_menu_item (Menu_Helpers::MenuList& items,
                                        }
                                }
 
-                               CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&items.back());
+                               Gtk::CheckMenuItem* cmi = static_cast<Gtk::CheckMenuItem*>(&items.back());
                                _channel_command_menu_map[fully_qualified_param] = cmi;
                                cmi->set_active (visible);
 
@@ -737,7 +770,7 @@ MidiTimeAxisView::add_single_channel_controller_item(Menu_Helpers::MenuList& ctl
                                }
                        }
 
-                       CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&ctl_items.back());
+                       Gtk::CheckMenuItem* cmi = static_cast<Gtk::CheckMenuItem*>(&ctl_items.back());
                        _controller_menu_map[fully_qualified_param] = cmi;
                        cmi->set_active (visible);
 
@@ -793,7 +826,7 @@ MidiTimeAxisView::add_multi_channel_controller_item(Menu_Helpers::MenuList& ctl_
                                }
                        }
 
-                       CheckMenuItem* cmi = static_cast<CheckMenuItem*>(&chn_items.back());
+                       Gtk::CheckMenuItem* cmi = static_cast<Gtk::CheckMenuItem*>(&chn_items.back());
                        _controller_menu_map[fully_qualified_param] = cmi;
                        cmi->set_active (visible);
                }
@@ -1072,6 +1105,94 @@ MidiTimeAxisView::update_range()
        }
 }
 
+void
+MidiTimeAxisView::ensure_pan_views (bool show)
+{
+       bool changed = false;
+       for (list<boost::shared_ptr<AutomationTimeAxisView> >::iterator i = pan_tracks.begin(); i != pan_tracks.end(); ++i) {
+               changed = true;
+               (*i)->set_marked_for_display (false);
+       }
+       if (changed) {
+               _route->gui_changed (X_("visible_tracks"), (void *) 0); /* EMIT_SIGNAL */
+       }
+       pan_tracks.clear();
+
+       if (!_route->panner()) {
+               return;
+       }
+
+       set<Evoral::Parameter> params = _route->panner()->what_can_be_automated();
+       set<Evoral::Parameter>::iterator p;
+
+       for (p = params.begin(); p != params.end(); ++p) {
+               boost::shared_ptr<ARDOUR::AutomationControl> pan_control = _route->pannable()->automation_control(*p);
+
+               if (pan_control->parameter().type() == NullAutomation) {
+                       error << "Pan control has NULL automation type!" << endmsg;
+                       continue;
+               }
+
+               if (automation_child (pan_control->parameter ()).get () == 0) {
+
+                       /* we don't already have an AutomationTimeAxisView for this parameter */
+
+                       std::string const name = _route->panner()->describe_parameter (pan_control->parameter ());
+
+                       boost::shared_ptr<AutomationTimeAxisView> t (
+                                       new AutomationTimeAxisView (_session,
+                                               _route,
+                                               _route->pannable(),
+                                               pan_control,
+                                               pan_control->parameter (),
+                                               _editor,
+                                               *this,
+                                               false,
+                                               parent_canvas,
+                                               name)
+                                       );
+
+                       pan_tracks.push_back (t);
+                       add_automation_child (*p, t, show);
+               } else {
+                       pan_tracks.push_back (automation_child (pan_control->parameter ()));
+               }
+       }
+}
+
+void
+MidiTimeAxisView::update_gain_track_visibility ()
+{
+       bool const showit = gain_automation_item->get_active();
+
+       if (showit != string_is_affirmative (gain_track->gui_property ("visible"))) {
+               gain_track->set_marked_for_display (showit);
+
+               /* now trigger a redisplay */
+
+               if (!no_redraw) {
+                        _route->gui_changed (X_("visible_tracks"), (void *) 0); /* EMIT_SIGNAL */
+               }
+       }
+}
+
+void
+MidiTimeAxisView::update_pan_track_visibility ()
+{
+       bool const showit = pan_automation_item->get_active();
+       bool changed = false;
+
+       for (list<boost::shared_ptr<AutomationTimeAxisView> >::iterator i = pan_tracks.begin(); i != pan_tracks.end(); ++i) {
+               if ((*i)->set_marked_for_display (showit)) {
+                       changed = true;
+               }
+       }
+
+       if (changed) {
+               _route->gui_changed (X_("visible_tracks"), (void *) 0); /* EMIT_SIGNAL */
+       }
+}
+
 void
 MidiTimeAxisView::show_all_automation (bool apply_to_selection)
 {
@@ -1178,6 +1299,12 @@ MidiTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool
                add_automation_child (param, track, show);
                break;
 
+       case PanWidthAutomation:
+       case PanElevationAutomation:
+       case PanAzimuthAutomation:
+               ensure_pan_views (show);
+               break;
+
        default:
                error << "MidiTimeAxisView: unknown automation child "
                      << EventTypeMap::instance().to_symbol(param) << endmsg;
@@ -1489,7 +1616,7 @@ MidiTimeAxisView::playback_channel_mode_changed ()
                _playback_channel_status.set_markup (string_compose ("<b>%1</b>: <i>%2</i>", _("Play"), _("some")));
                break;
        case ForceChannel:
-               _playback_channel_status.set_markup (string_compose ("<b>%1</b>: <i>%2>%3</i>", _("Play"), _("all"), ffs (midi_track()->get_playback_channel_mask())));
+               _playback_channel_status.set_markup (string_compose ("<b>%1</b>: <i>%2>%3</i>", _("Play"), _("all"), PBD::ffs (midi_track()->get_playback_channel_mask())));
                break;
        }
 }
@@ -1505,7 +1632,7 @@ MidiTimeAxisView::capture_channel_mode_changed ()
                _capture_channel_status.set_markup (string_compose ("<b>%1</b>: <i>%2</i>", _("Rec"), _("some")));
                break;
        case ForceChannel:
-               _capture_channel_status.set_markup (string_compose ("<b>%1</b>: <i>%2>%3</i>", _("Rec"), _("all"), ffs (midi_track()->get_capture_channel_mask())));
+               _capture_channel_status.set_markup (string_compose ("<b>%1</b>: <i>%2>%3</i>", _("Rec"), _("all"), PBD::ffs (midi_track()->get_capture_channel_mask())));
                break;
        }
 }