From 5ac535ab37801c935cc50d62dd941c1039bff2dd Mon Sep 17 00:00:00 2001
From: "Tom A. Wagner" <tom.a.wagner@protonmail.com>
Date: Wed, 10 Feb 2021 10:58:01 +0100
Subject: [PATCH] Prevent nodes from being dragged out of the graph view

---
 src/view/graph_view.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/view/graph_view.rs b/src/view/graph_view.rs
index f4259ad..30b5bce 100644
--- a/src/view/graph_view.rs
+++ b/src/view/graph_view.rs
@@ -257,7 +257,8 @@ impl GraphView {
             .expect("Failed to cast to FixedLayout");
 
         let transform = gsk::Transform::new()
-            .translate(&graphene::Point::new(x, y))
+            // Nodes should not be able to be dragged out of the view, so we use `max(coordinate, 0.0)` to prevent that.
+            .translate(&graphene::Point::new(f32::max(x, 0.0), f32::max(y, 0.0)))
             .unwrap();
 
         layout_manager