From e6530d87d6f4e2c3bef9d02506383c48a1d4341c Mon Sep 17 00:00:00 2001
From: Patrik Lindberg <patrik.lindberg@starstable.com>
Date: Fri, 21 Dec 2018 11:44:15 +0100
Subject: [PATCH] Zooming is now centered around the mouse position.

---
 Scripts/Editor/NodeEditorAction.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Scripts/Editor/NodeEditorAction.cs b/Scripts/Editor/NodeEditorAction.cs
index d8d36cb..e43ec7b 100644
--- a/Scripts/Editor/NodeEditorAction.cs
+++ b/Scripts/Editor/NodeEditorAction.cs
@@ -52,8 +52,10 @@ namespace XNodeEditor {
                 case EventType.MouseMove:
                     break;
                 case EventType.ScrollWheel:
+                    var oldZoom = zoom;
                     if (e.delta.y > 0) zoom += 0.1f * zoom;
                     else zoom -= 0.1f * zoom;
+                    panOffset += (1 - oldZoom / zoom) * (WindowToGridPosition(e.mousePosition) + panOffset);
                     break;
                 case EventType.MouseDrag:
                     if (e.button == 0) {