From ae9a5306f37f8a9f0395e85d206c7939fbf81144 Mon Sep 17 00:00:00 2001
From: janis steiner <janis@jakach.ch>
Date: Tue, 12 May 2026 10:22:18 +0200
Subject: [PATCH] adding drag in network map

---
 frontend/assets/js/app.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/frontend/assets/js/app.js b/frontend/assets/js/app.js
index 5da905f..9f35088 100644
--- a/frontend/assets/js/app.js
+++ b/frontend/assets/js/app.js
@@ -1166,6 +1166,14 @@ function getShapeResizeHandleAt(mx, my) {
 }
 
 function onMouseDown(e) {
+    if (e.button === 2) {
+        isPanning = true;
+        panStartX = e.clientX;
+        panStartY = e.clientY;
+        canvas.style.cursor = 'grabbing';
+        return;
+    }
+    if (e.button !== 0) return;
     const rect = canvas.getBoundingClientRect();
     const mx = e.clientX - rect.left - panX;
     const my = e.clientY - rect.top - panY;