From 88c1904c3f9e17f44a1ebf8fd7508321f4b674a2 Mon Sep 17 00:00:00 2001
From: "J.D. Purcell" <jdpurcell@gmail.com>
Date: Thu, 26 Dec 2024 18:59:08 -0500
Subject: [PATCH] Pan image when resizing window to maintain focal point

---
 src/qvgraphicsview.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/qvgraphicsview.cpp b/src/qvgraphicsview.cpp
index d5bd9e5e..24e8a570 100644
--- a/src/qvgraphicsview.cpp
+++ b/src/qvgraphicsview.cpp
@@ -72,6 +72,9 @@ void QVGraphicsView::resizeEvent(QResizeEvent *event)
             return;
 
     QGraphicsView::resizeEvent(event);
+
+    const QPoint sizeDelta = QRect(QPoint(), event->size()).bottomRight() - QRect(QPoint(), event->oldSize()).bottomRight();
+    scrollHelper->move(QPointF(sizeDelta) / -2.0);
     fitOrConstrainImage();
 }