From e39f996682d9555252c361636d955c7bad43364f Mon Sep 17 00:00:00 2001
From: Xen0Xys <red57101@gmail.com>
Date: Tue, 30 Jul 2024 16:26:46 +0200
Subject: [PATCH] :bug: Fix WCS recovering when widget is out of sight

---
 js/models/event_handler.js | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/js/models/event_handler.js b/js/models/event_handler.js
index 6bfd84f6..ebeb9af9 100644
--- a/js/models/event_handler.js
+++ b/js/models/event_handler.js
@@ -129,6 +129,13 @@ export default class EventHandler {
       this.aladin.setFoV(fov);
     });
 
+    this.aladin.on("layerChanged", (imageLayer, layerName, state) => {
+      if (layerName !== "base" || state !== "ADDED") return;
+      this.updateWCS();
+      this.model.set("_base_layer_last_view", imageLayer.id);
+      this.model.save_changes();
+    });
+
     /* Div control */
     this.model.on("change:_height", () => {
       let height = this.model.get("_height");
@@ -151,16 +158,12 @@ export default class EventHandler {
       this.model.save_changes();
     });
 
-    this.aladin.on("layerChanged", (imageLayer, layerName, state) => {
-      if (layerName !== "base" || state !== "ADDED") return;
-      this.updateWCS();
-      this.model.set("_base_layer_last_view", imageLayer.id);
-      this.model.save_changes();
-    });
-
-    this.aladin.on("resizeChanged", () => {
+    this.aladin.on("resizeChanged", (width, height) => {
+      // Skip resize event when the div is hidden
+      if (width === 1 && height === 1) return;
       this.updateWCS();
       this.update2AxisFoV();
+      this.model.set("_height", height);
       this.model.save_changes();
     });