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, 10 insertions, 0 deletions

diff --git a/gtk2_ardour/automation_line.cc b/gtk2_ardour/automation_line.cc
index bf8b5c51b1..052691cb60 100644
--- a/gtk2_ardour/automation_line.cc
+++ b/gtk2_ardour/automation_line.cc
@@ -65,6 +65,7 @@ AutomationLine::AutomationLine (const string& name, TimeAxisView& tv, ArdourCanv
 	, alist (al)
 	, _parent_group (parent)
 	, _time_converter (converter ? (*converter) : default_converter)
+	, _maximum_time (max_frames)
 {
 	points_visible = false;
 	update_pending = false;
@@ -1322,3 +1323,12 @@ AutomationLine::memento_command_binder ()
 {
 	return new SimpleMementoCommandBinder<AutomationList> (*alist.get());
 }
+
+/** Set the maximum time that points on this line can be at, relative
+ *  to the start of the track or region that it is on.
+ */
+void
+AutomationLine::set_maximum_time (framepos_t t)
+{
+	_maximum_time = t;
+}