update example project

example/lib/example_viewport.dart

@@ -1,26 +1,36 @@
 import 'package:flutter/widgets.dart';
+import 'package:flutter_filament/entities/entity_transform_controller.dart';
 import 'package:flutter_filament/filament_controller.dart';
+import 'package:flutter_filament/widgets/entity_controller_mouse_widget.dart';
 import 'package:flutter_filament/widgets/filament_gesture_detector.dart';
 import 'package:flutter_filament/widgets/filament_widget.dart';
 
 class ExampleViewport extends StatelessWidget {
   final FilamentController? controller;
+  final EntityTransformController? entityTransformController;
   final EdgeInsets padding;
+  final FocusNode keyboardFocusNode;
 
   const ExampleViewport(
-      {super.key, required this.controller, required this.padding});
+      {super.key,
+      required this.controller,
+      required this.padding,
+      required this.keyboardFocusNode,
+      this.entityTransformController});
 
   @override
   Widget build(BuildContext context) {
     return controller != null
         ? Padding(
             padding: padding,
-            child: FilamentGestureDetector(
+            child: EntityTransformMouseControllerWidget(
-                showControlOverlay: true,
+                transformController: entityTransformController,
-                controller: controller!,
+                child: FilamentGestureDetector(
-                child: FilamentWidget(
+                    showControlOverlay: true,
-                  controller: controller!,
+                    controller: controller!,
-                )))
+                    child: FilamentWidget(
+                      controller: controller!,
+                    ))))
         : Container();
   }
 }

example/lib/main.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 
 import 'package:flutter/material.dart';
+import 'package:flutter_filament/entities/entity_transform_controller.dart';
 import 'package:flutter_filament/filament_controller_ffi.dart';
 import 'package:flutter_filament_example/camera_matrix_overlay.dart';
 import 'package:flutter_filament_example/menus/controller_menu.dart';
@@ -11,9 +12,11 @@ import 'package:flutter_filament_example/menus/scene_menu.dart';
 import 'package:flutter_filament/filament_controller.dart';
 
 const loadDefaultScene = bool.hasEnvironment('--load-default-scene');
+const foo = String.fromEnvironment('foo');
 
 void main() async {
   print(loadDefaultScene);
+  print(foo);
   runApp(const MyApp());
 }
 
@@ -99,6 +102,9 @@ class ExampleWidgetState extends State<ExampleWidget> {
               await _filamentController!.loadGlb("assets/shapes/shapes.glb"));
           ExampleWidgetState.animations =
               await _filamentController!.getAnimationNames(assets.first);
+          await _filamentController!
+              .setCameraManipulatorOptions(zoomSpeed: 1.0);
+
           hasSkybox = true;
           rendering = true;
         });
@@ -112,6 +118,10 @@ class ExampleWidgetState extends State<ExampleWidget> {
     _listener.cancel();
   }
 
+  EntityTransformController? _transformController;
+  FilamentEntity? _controlled;
+  final _sharedFocusNode = FocusNode();
+
   Widget _assetEntry(FilamentEntity entity) {
     return Row(children: [
       Text("Asset ${entity}"),
@@ -121,13 +131,28 @@ class ExampleWidgetState extends State<ExampleWidget> {
             await _filamentController!.transformToUnitCube(entity);
           },
           icon: const Icon(Icons.settings_overscan_outlined)),
+      IconButton(
+          onPressed: () async {
+            _transformController?.dispose();
+            if (_controlled == entity) {
+              _controlled = null;
+            } else {
+              _controlled = entity;
+              _transformController?.dispose();
+              _transformController =
+                  EntityTransformController(_filamentController!, entity);
+            }
+            setState(() {});
+          },
+          icon: Icon(Icons.control_camera,
+              color: _controlled == entity ? Colors.green : Colors.black)),
       IconButton(
           onPressed: () async {
             await _filamentController!.removeAsset(entity);
             assets.remove(entity);
             setState(() {});
           },
-          icon: const Icon(Icons.cancel_sharp))
+          icon: const Icon(Icons.cancel_sharp)),
     ]);
     ;
   }
@@ -137,9 +162,10 @@ class ExampleWidgetState extends State<ExampleWidget> {
     return Stack(children: [
       Positioned.fill(
         child: ExampleViewport(
-          controller: _filamentController,
+            controller: _filamentController,
-          padding: _viewportMargin,
+            entityTransformController: _transformController,
-        ),
+            padding: _viewportMargin,
+            keyboardFocusNode: _sharedFocusNode),
       ),
       Positioned(
           bottom: 80,
@@ -147,7 +173,7 @@ class ExampleWidgetState extends State<ExampleWidget> {
           height: 200,
           width: 300,
           child: Container(
-              padding: EdgeInsets.symmetric(horizontal: 30, vertical: 10),
+              padding: const EdgeInsets.symmetric(horizontal: 30, vertical: 10),
               height: 100,
               decoration: BoxDecoration(
                 borderRadius: BorderRadius.circular(30),
@@ -169,6 +195,7 @@ class ExampleWidgetState extends State<ExampleWidget> {
               child:
                   Row(crossAxisAlignment: CrossAxisAlignment.center, children: [
                 ControllerMenu(
+                    sharedFocusNode: _sharedFocusNode,
                     controller: _filamentController,
                     onControllerDestroyed: () {},
                     onControllerCreated: (controller) {
@@ -188,6 +215,7 @@ class ExampleWidgetState extends State<ExampleWidget> {
                       });
                     }),
                 SceneMenu(
+                  sharedFocusNode: _sharedFocusNode,
                   controller: _filamentController,
                 ),
                 GestureDetector(

example/lib/menus/asset_submenu.dart

@@ -4,6 +4,7 @@ import 'dart:math';
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 import 'package:flutter_filament/animations/animation_data.dart';
+
 import 'package:flutter_filament/filament_controller.dart';
 import 'package:flutter_filament_example/main.dart';
 import 'package:permission_handler/permission_handler.dart';
@@ -27,8 +28,22 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
   Widget _shapesSubmenu() {
     var children = [
       MenuItemButton(
+          closeOnActivate: false,
           onPressed: () async {
-            Timer.periodic(Duration(milliseconds: 50), (_) async {
+            var entity = await widget.controller
+                .getChildEntity(ExampleWidgetState.assets.last, "Cylinder");
+            await showDialog(
+                context: context,
+                builder: (BuildContext context) {
+                  return Center(
+                      child: Container(
+                          color: Colors.white, child: Text(entity.toString())));
+                });
+          },
+          child: const Text('Find Cylinder entity by name')),
+      MenuItemButton(
+          onPressed: () async {
+            Timer.periodic(const Duration(milliseconds: 50), (_) async {
               await widget.controller.setBoneTransform(
                   ExampleWidgetState.assets.last,
                   "Cylinder",
@@ -143,11 +158,40 @@ class _AssetSubmenuState extends State<AssetSubmenu> {
     return SubmenuButton(menuChildren: children, child: const Text("Shapes"));
   }
 
+  Widget _geometrySubmenu() {
+    return MenuItemButton(
+        onPressed: () async {
+          await widget.controller.createGeometry([
+            -1,
+            0,
+            -1,
+            -1,
+            0,
+            1,
+            1,
+            0,
+            1,
+            1,
+            0,
+            -1,
+          ], [
+            0,
+            1,
+            2,
+            2,
+            3,
+            0
+          ], "asset://assets/solidcolor.filamat");
+        },
+        child: const Text("Custom geometry"));
+  }
+
   @override
   Widget build(BuildContext context) {
     return SubmenuButton(
       menuChildren: [
         _shapesSubmenu(),
+        _geometrySubmenu(),
         MenuItemButton(
           onPressed: () async {
             ExampleWidgetState.directionalLight = await widget.controller

example/lib/menus/controller_menu.dart

@@ -9,11 +9,13 @@ class ControllerMenu extends StatefulWidget {
   final FilamentController? controller;
   final void Function(FilamentController controller) onControllerCreated;
   final void Function() onControllerDestroyed;
+  final FocusNode sharedFocusNode;
 
   ControllerMenu(
       {this.controller,
       required this.onControllerCreated,
-      required this.onControllerDestroyed});
+      required this.onControllerDestroyed,
+      required this.sharedFocusNode});
 
   @override
   State<StatefulWidget> createState() => _ControllerMenuState();
@@ -21,7 +23,6 @@ class ControllerMenu extends StatefulWidget {
 
 class _ControllerMenuState extends State<ControllerMenu> {
   FilamentController? _filamentController;
-  final FocusNode _buttonFocusNode = FocusNode(debugLabel: 'Camera Menu');
 
   void _createController({String? uberArchivePath}) {
     if (_filamentController != null) {
@@ -57,8 +58,10 @@ class _ControllerMenuState extends State<ControllerMenu> {
           child: const Text("Create FilamentViewer"),
           onPressed: _filamentController == null
               ? null
-              : () {
+              : () async {
-                  _filamentController!.createViewer();
+                  await _filamentController!.createViewer();
+                  await _filamentController!
+                      .setCameraManipulatorOptions(zoomSpeed: 1.0);
                 },
         ),
         MenuItemButton(
@@ -96,7 +99,7 @@ class _ControllerMenuState extends State<ControllerMenu> {
       ]);
     }
     return MenuAnchor(
-        childFocusNode: _buttonFocusNode,
+        childFocusNode: widget.sharedFocusNode,
         menuChildren: items,
         builder:
             (BuildContext context, MenuController controller, Widget? child) {

example/lib/menus/scene_menu.dart

@@ -7,8 +7,10 @@ import 'package:flutter_filament_example/menus/rendering_submenu.dart';
 
 class SceneMenu extends StatefulWidget {
   final FilamentController? controller;
+  final FocusNode sharedFocusNode;
 
-  const SceneMenu({super.key, required this.controller});
+  const SceneMenu(
+      {super.key, required this.controller, required this.sharedFocusNode});
 
   @override
   State<StatefulWidget> createState() {
@@ -34,6 +36,8 @@ class _SceneMenuState extends State<SceneMenu> {
             widget.controller?.hasViewer ?? ValueNotifier<bool>(false),
         builder: (BuildContext ctx, bool hasViewer, Widget? child) {
           return MenuAnchor(
+            onClose: () {},
+            childFocusNode: widget.sharedFocusNode,
             menuChildren: widget.controller == null
                 ? []
                 : <Widget>[