X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewport.cpp;h=9e136664f5078b1510dbef92d57c972b61d981ba;hp=5cb65079f1c98fe61242862404b15c908a6d3602;hb=3370799041d0ee09bf1c7c4f006933778579c037;hpb=2ad82c2e40b6865481733913a2c32735602f63c4

diff --git a/pv/view/viewport.cpp b/pv/view/viewport.cpp
index 5cb65079..9e136664 100644
--- a/pv/view/viewport.cpp
+++ b/pv/view/viewport.cpp
@@ -78,6 +78,7 @@ void Viewport::item_hover(const shared_ptr<ViewItem> &item)
 void Viewport::drag()
 {
 	drag_offset_ = view_.offset();
+	drag_v_offset_ = view_.owner_visual_v_offset();
 }
 
 void Viewport::drag_by(const QPoint &delta)
@@ -87,6 +88,8 @@ void Viewport::drag_by(const QPoint &delta)
 
 	view_.set_scale_offset(view_.scale(),
 		(*drag_offset_ - delta.x() * view_.scale()));
+
+	view_.set_v_offset(-drag_v_offset_ - delta.y());
 }
 
 void Viewport::drag_release()