X-Git-Url: http://git.code-monkey.de/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewport.cpp;h=90f2b4b2a5a922d63a7931e47d9482c621f4d088;hp=2b03b76723147852cede33b727fa6e549785d21d;hb=238404062db14998f3b0ca93ae03a47543d219b8;hpb=ffd5cd208c277b148d0e3a85d49330149f02f0c8

diff --git a/pv/view/viewport.cpp b/pv/view/viewport.cpp
index 2b03b76..90f2b4b 100644
--- a/pv/view/viewport.cpp
+++ b/pv/view/viewport.cpp
@@ -119,6 +119,11 @@ void Viewport::wheelEvent(QWheelEvent *event)
 	if (event->orientation() == Qt::Vertical) {
 		// Vertical scrolling is interpreted as zooming in/out
 		_view.zoom(event->delta() / 120, event->x());
+	} else if (event->orientation() == Qt::Horizontal) {
+		// Horizontal scrolling is interpreted as moving left/right
+		_view.set_scale_offset(_view.scale(),
+				       event->delta() * _view.scale()
+				       + _view.offset());
 	}
 }