diff --git a/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_dart_bridge.dart b/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_dart_bridge.dart
index 120cdade..86413551 100644
--- a/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_dart_bridge.dart
+++ b/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_dart_bridge.dart
@@ -404,8 +404,16 @@ class ThermionViewerJSDartBridge {
   }
 
   @JSExport()
-  JSPromise setCameraFov(double degrees, double width, double height) =>
-      viewer.setCameraFov(degrees, width, height).toJS;
+  JSPromise setParent(
+      ThermionEntity child, ThermionEntity parent, bool preserveScaling) {
+    return viewer
+        .setParent(child, parent, preserveScaling: preserveScaling)
+        .toJS;
+  }
+
+  @JSExport()
+  JSPromise setCameraFov(double degrees, bool horizontal) =>
+      viewer.setCameraFov(degrees, horizontal: horizontal).toJS;
 
   @JSExport()
   JSPromise setToneMapping(int mapper) =>
@@ -527,9 +535,11 @@ class ThermionViewerJSDartBridge {
 // b,
 // a,
 // ).toJS;
+
   @JSExport()
   JSPromise transformToUnitCube(ThermionEntity entity) =>
       viewer.transformToUnitCube(entity).toJS;
+
   @JSExport()
   JSPromise setPosition(ThermionEntity entity, double x, double y, double z) =>
       viewer.setPosition(entity, x, y, z).toJS;
diff --git a/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js.dart b/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js.dart
index 2872e312..02b454f7 100644
--- a/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js.dart
+++ b/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js.dart
@@ -5,6 +5,7 @@ import 'dart:typed_data';
 
 import 'package:animation_tools_dart/animation_tools_dart.dart';
 import 'package:logging/logging.dart';
+import 'package:thermion_dart/thermion_dart/entities/abstract_gizmo.dart';
 import 'package:thermion_dart/thermion_dart/scene.dart';
 import 'package:thermion_dart/thermion_dart/thermion_viewer.dart';
 
@@ -423,8 +424,8 @@ class ThermionViewerJS implements ThermionViewer {
   }
 
   @override
-  Future<void> setCameraFov(double degrees, double width, double height) async {
-    await _shim.setCameraFov(degrees, width, height).toDart;
+  Future<void> setCameraFov(double degrees, {bool horizontal = true}) async {
+    await _shim.setCameraFov(degrees, horizontal).toDart;
   }
 
   @override
@@ -737,8 +738,9 @@ class ThermionViewerJS implements ThermionViewer {
   }
 
   @override
-  Future<void> setParent(ThermionEntity child, ThermionEntity parent) async {
-    await _shim.setParent(child, parent).toDart;
+  Future<void> setParent(ThermionEntity child, ThermionEntity parent,
+      {bool preserveScaling = false}) async {
+    await _shim.setParent(child, parent, preserveScaling).toDart;
   }
 
   @override
@@ -857,4 +859,26 @@ class ThermionViewerJS implements ThermionViewer {
     final captured = await _shim.capture().toDart;
     return captured.toDart;
   }
+
+  @override
+  late (double, double) viewportDimensions;
+
+  @override
+  Future<Aabb2> getBoundingBox(ThermionEntity entity) {
+    // return _shim.getBoundingBox(entity);
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<double> getCameraFov(bool horizontal) {
+    // TODO: implement getCameraFov
+    throw UnimplementedError();
+  }
+
+  @override
+  Future queueRelativePositionUpdateWorldAxis(ThermionEntity entity,
+      double viewportX, double viewportY, double x, double y, double z) {
+    // TODO: implement queueRelativePositionUpdateWorldAxis
+    throw UnimplementedError();
+  }
 }
diff --git a/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js_shim.dart b/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js_shim.dart
index d4cf5dd2..5ade4d60 100644
--- a/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js_shim.dart
+++ b/thermion_dart/lib/thermion_dart/compatibility/web/interop/thermion_viewer_js_shim.dart
@@ -220,7 +220,7 @@ extension type ThermionViewerJSShim(JSObject _) implements JSObject {
   external JSPromise<JSNumber> getMainCamera();
 
   @JS('setCameraFov')
-  external JSPromise setCameraFov(double degrees, double width, double height);
+  external JSPromise setCameraFov(double degrees, bool horizontal);
 
   @JS('setToneMapping')
   external JSPromise setToneMapping(int mapper);
@@ -378,7 +378,7 @@ extension type ThermionViewerJSShim(JSObject _) implements JSObject {
       JSArray<JSNumber> indices, String? materialPath, int primitiveType);
 
   @JS('setParent')
-  external JSPromise setParent(ThermionEntity child, ThermionEntity parent);
+  external JSPromise setParent(ThermionEntity child, ThermionEntity parent, bool preserveScaling);
 
   @JS('getParent')
   external JSPromise<JSNumber> getParent(ThermionEntity child);