From 68c6a609fe781c67eaf0ca155da878c00ff45479 Mon Sep 17 00:00:00 2001
From: Chris Fairclough <chris@zulleon.com>
Date: Thu, 30 Jan 2020 13:28:54 +0000
Subject: [PATCH] add a drag threshold so right clicks are better distinguished
 from right drags especially on large screens

---
 Scripts/Editor/NodeEditorAction.cs | 8 ++++++--
 Scripts/Editor/NodeEditorWindow.cs | 2 ++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/Scripts/Editor/NodeEditorAction.cs b/Scripts/Editor/NodeEditorAction.cs
index 8021a16..e3cf227 100644
--- a/Scripts/Editor/NodeEditorAction.cs
+++ b/Scripts/Editor/NodeEditorAction.cs
@@ -32,6 +32,7 @@ namespace XNodeEditor {
         private Rect selectionBox;
         private bool isDoubleClick = false;
         private Vector2 lastMousePosition;
+        private float dragThreshold = 1f;
 
         public void Controls() {
             wantsMouseMove = true;
@@ -134,8 +135,11 @@ namespace XNodeEditor {
                             Repaint();
                         }
                     } else if (e.button == 1 || e.button == 2) {
-                        panOffset += e.delta * zoom;
-                        isPanning = true;
+                        //check drag threshold for larger screens
+                        if (e.delta.magnitude > dragThreshold) {
+                            panOffset += e.delta * zoom;
+                            isPanning = true;
+                        }
                     }
                     break;
                 case EventType.MouseDown:
diff --git a/Scripts/Editor/NodeEditorWindow.cs b/Scripts/Editor/NodeEditorWindow.cs
index 1f64653..ec68331 100644
--- a/Scripts/Editor/NodeEditorWindow.cs
+++ b/Scripts/Editor/NodeEditorWindow.cs
@@ -78,6 +78,8 @@ namespace XNodeEditor {
             current = this;
             ValidateGraphEditor();
             if (graphEditor != null && NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets();
+
+            dragThreshold = Screen.width / 1000f;
         }
 
         [InitializeOnLoadMethod]