Rudimentary ghost note when adding MIDI notes to a region, as per #3180.

git-svn-id: svn://localhost/ardour2/branches/3.0@7162 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 16 insertions, 0 deletions

diff --git a/gtk2_ardour/canvas-note.h b/gtk2_ardour/canvas-note.h
index b65eae53d6..6147941ad2 100644
--- a/gtk2_ardour/canvas-note.h
+++ b/gtk2_ardour/canvas-note.h
@@ -55,6 +55,22 @@ public:
 	}
 };
 
+class NoEventCanvasNote : public CanvasNote
+{
+public:
+	NoEventCanvasNote (
+		MidiRegionView& region,
+		Group& group,
+		const boost::shared_ptr<NoteType> note = boost::shared_ptr<NoteType>()
+		)
+		: CanvasNote (region, group, note) {}
+
+	double point_vfunc(double, double, int, int, GnomeCanvasItem**) {
+		/* return a huge value to tell the canvas that we're never the item for an event */
+		return 9999999999999.0;
+	}
+};
+
 } // namespace Gnome
 } // namespace Canvas