From d7ff4efed5a84b24c17d7aceb77c168b766f067d Mon Sep 17 00:00:00 2001
From: Clement Caporal <caporal.clement@gmail.com>
Date: Sun, 22 Dec 2024 11:17:48 +0100
Subject: [PATCH] Add ctrl key functionality to link points in the point layer

---
 src/napari_swc_editor/bindings.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/napari_swc_editor/bindings.py b/src/napari_swc_editor/bindings.py
index d837c10..9d05ee5 100644
--- a/src/napari_swc_editor/bindings.py
+++ b/src/napari_swc_editor/bindings.py
@@ -96,10 +96,20 @@ def bind_layers_with_events(point_layer, shape_layer):
     point_layer.bind_key("l")(event_add_edge)
     point_layer.bind_key("Shift-l")(event_add_edge_wo_sort)
     point_layer.bind_key("u")(event_remove_edge)
+    point_layer.bind_key("Ctrl", linked_point)
 
     point_layer.metadata["shape_layer"] = shape_layer
 
 
+def linked_point(layer):
+    """Activate the Ctrl key for the next event.
+    Used to link points together"""
+
+    layer.metadata["Ctrl_activated"] = True
+    yield
+    layer.metadata["Ctrl_activated"] = False
+
+
 def event_add_points(event):
 
     if event.action == "added":