+
+gint
+Editor::start_updating ()
+{
+ RouteTimeAxisView* rtv;
+
+ //cerr << "Editor::start_updating () called" << endl;//DEBUG
+ if (is_mapped() && session) {
+ for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
+ if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
+ rtv->reset_meter ();
+ }
+ }
+ }
+
+ if (!meters_running) {
+ fast_screen_update_connection = ARDOUR_UI::SuperRapidScreenUpdate.connect (mem_fun(*this, &Editor::fast_update_strips));
+ meters_running = true;
+ }
+ return 0;
+}
+
+gint
+Editor::stop_updating ()
+{
+ RouteTimeAxisView* rtv;
+
+ meters_running = false;
+ fast_screen_update_connection.disconnect();
+ //cerr << "Editor::stop_updating () called" << endl;//DEBUG
+ if (is_mapped() && session) {
+ for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
+ if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
+ rtv->hide_meter ();
+ }
+ }
+ }
+
+ return 0;
+}
+
+void
+Editor::toggle_meter_updating()
+{
+ if (Config->get_show_track_meters()) {
+ start_updating();
+ } else {
+ stop_updating ();
+ }
+ track_canvas_allocate(track_canvas->get_allocation());
+}
+
+void
+Editor::fast_update_strips ()
+{
+ RouteTimeAxisView* rtv;
+
+ if (is_mapped() && session) {
+ for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
+ if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
+ rtv->fast_update ();
+ }
+ }
+ }
+}
+