+
+void
+VCATimeAxisView::set_height (uint32_t h, TrackHeightMode m)
+{
+ TimeAxisView::set_height (h, m);
+ set_gui_property ("height", h);
+ _vca->gui_changed ("track_height", (void*) 0); /* EMIT SIGNAL */
+}
+
+bool
+VCATimeAxisView::marked_for_display () const
+{
+ return _vca && !_vca->presentation_info().hidden();
+}
+
+bool
+VCATimeAxisView::set_marked_for_display (bool yn)
+{
+ if (_vca && (yn == _vca->presentation_info().hidden())) {
+ _vca->presentation_info().set_hidden (!yn);
+ return true; // things changed
+ }
+ return false;
+}