1 files changed, 4 insertions, 0 deletions

diff --git a/core/settings/light-and-power/calibration.h b/core/settings/light-and-power/calibration.h
index 2bff69a..ffa63b2 100644
--- a/core/settings/light-and-power/calibration.h
+++ b/core/settings/light-and-power/calibration.h
@@ -40,12 +40,16 @@ public:
                 QSize scale ( ) const;
         int lineSteps ( ) const;
         int interval ( ) const;
         QPoint startPoint ( ) const;
                 QPoint endPoint ( ) const;
 
+signals:
+        void startPointChanged ( const QPoint & );
+        void endPointChanged ( const QPoint & );
+
 public slots:
         void setScale ( const QSize &s );
         void setLineSteps ( int step );
         void setInterval ( int iv );
         void setStartPoint ( const QPoint &p );
         void setEndPoint ( const QPoint &p );