X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewport.hpp;h=e4c504215d7f266b21ad5c741bb4b90629afa248;hp=c2c42d155d79bf9ecbe28ed54b2741f37271b554;hb=d9ea96280ab1128427143660ae375c30b19aa0cb;hpb=60d9b99a32e551cffd2b537d3e157d578a761c9b

diff --git a/pv/view/viewport.hpp b/pv/view/viewport.hpp
index c2c42d15..e4c50421 100644
--- a/pv/view/viewport.hpp
+++ b/pv/view/viewport.hpp
@@ -87,16 +87,17 @@ private:
 	 * Handles touch begin update and end events.
 	 * @param e the event that triggered this handler.
 	 */
-	bool touch_event(QTouchEvent *e);
+	bool touch_event(QTouchEvent *event);
 
 private:
 	void paintEvent(QPaintEvent *event);
 
-	void mouseDoubleClickEvent(QMouseEvent * event);
+	void mouseDoubleClickEvent(QMouseEvent *event);
 	void wheelEvent(QWheelEvent *event);
 
 private:
 	boost::optional<pv::util::Timestamp> drag_offset_;
+	int drag_v_offset_;
 
 	double pinch_offset0_;
 	double pinch_offset1_;