+ void drag_start ();
+ void drag_end ();
+
+ void redraw_start_xfade_to (boost::shared_ptr<ARDOUR::AudioRegion>, framecnt_t);
+ void redraw_end_xfade_to (boost::shared_ptr<ARDOUR::AudioRegion>, framecnt_t);
+ void redraw_start_xfade ();
+ void redraw_end_xfade ();
+
+ void hide_xfades ();
+ void hide_start_xfade ();
+ void hide_end_xfade ();
+ void show_xfades ();
+ void show_start_xfade ();
+ void show_end_xfade ();
+
+ bool start_xfade_visible () const {
+ return _start_xfade_visible;
+ }
+
+ bool end_xfade_visible () const {
+ return _end_xfade_visible;
+ }
+