Limit region-based automation to the edges of regions. Fixes #3201.

git-svn-id: svn://localhost/ardour2/branches/3.0@7662 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 8 insertions, 0 deletions

diff --git a/gtk2_ardour/automation_line.h b/gtk2_ardour/automation_line.h
index 6578e12ea4..3e23729e67 100644
--- a/gtk2_ardour/automation_line.h
+++ b/gtk2_ardour/automation_line.h
@@ -137,6 +137,11 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulDestructible
 	const Evoral::TimeConverter<double, ARDOUR::sframes_t>& time_converter () const {
 		return _time_converter;
 	}
+
+	void set_maximum_time (ARDOUR::framepos_t);
+ 	ARDOUR::framepos_t maximum_time () const {
+		return _maximum_time;
+	}
 	
   protected:
 
@@ -217,6 +222,9 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulDestructible
 	void model_representation (ControlPoint&, ModelRepresentation&);
 
 	PBD::ScopedConnectionList _list_connections;
+
+	/** maximum time that a point on this line can be at, relative to the start of its region or track */
+	ARDOUR::framecnt_t _maximum_time;
 	
 	friend class AudioRegionGainLine;
 };