From bbe0f89c242bb11cbcae89aee9110fee56a5f8a2 Mon Sep 17 00:00:00 2001
From: Adrian Holfter <git@adrian.holfter.de>
Date: Thu, 16 May 2019 14:39:02 +0200
Subject: implement horizontal scrolling while holding shift (only if
 shift-to-scroll is disabled)

---
 src/gui/tikzview.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/gui/tikzview.cpp b/src/gui/tikzview.cpp
index 3615685..3479d22 100644
--- a/src/gui/tikzview.cpp
+++ b/src/gui/tikzview.cpp
@@ -149,6 +149,8 @@ void TikzView::wheelEvent(QWheelEvent *event)
         } else if (event->angleDelta().y() < 0) {
             zoomOut();
         }
+    } else if (event->modifiers() & Qt::ShiftModifier) {
+        horizontalScrollBar()->setValue(horizontalScrollBar()->value() + event->angleDelta().y());
     }
 }
 
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