From 3f0f15b441c2ba95a5770902919c46d8851de997 Mon Sep 17 00:00:00 2001
From: Nick Fisher <nick.fisher@avinium.com>
Date: Sat, 10 May 2025 12:16:49 +0800
Subject: [PATCH] add _ready check to FixedOrbitCameraDelegate

---
 .../lib/src/input/src/delegate_input_handler.dart     | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/thermion_dart/lib/src/input/src/delegate_input_handler.dart b/thermion_dart/lib/src/input/src/delegate_input_handler.dart
index 56b7882f..fd41dc10 100644
--- a/thermion_dart/lib/src/input/src/delegate_input_handler.dart
+++ b/thermion_dart/lib/src/input/src/delegate_input_handler.dart
@@ -28,10 +28,16 @@ class DelegateInputHandler implements InputHandler {
   final List<InputHandlerDelegate> delegates;
 
   final bool batch;
+  
+  bool _ready = false;
+  bool _processing = false;
 
   DelegateInputHandler(
       {required this.viewer, required this.delegates, this.batch = true}) {
     FilamentApp.instance!.registerRequestFrameHook(process);
+    viewer.initialized.then((_) {
+      this._ready = true;
+    });
   }
 
   factory DelegateInputHandler.fixedOrbit(ThermionViewer viewer,
@@ -55,8 +61,6 @@ class DelegateInputHandler implements InputHandler {
         FreeFlightInputHandlerDelegateV2(viewer.view, sensitivity: sensitivity)
       ]);
 
-  bool _processing = false;
-
   Future<void> process() async {
     _processing = true;
 
@@ -93,7 +97,8 @@ class DelegateInputHandler implements InputHandler {
 
   @override
   Future handle(InputEvent event) async {
-    if (_processing) {
+
+    if (!_ready || _processing) {
       return;
     }