initial work to split into dart_filament and flutter_filament
This commit is contained in:
Nick Fisher
214
flutter_filament/example/lib/main.dart
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214
flutter_filament/example/lib/main.dart
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import 'dart:async';
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:flutter_filament_example/camera_matrix_overlay.dart';
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import 'package:flutter_filament_example/menus/controller_menu.dart';
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import 'package:flutter_filament_example/example_viewport.dart';
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import 'package:flutter_filament_example/picker_result_widget.dart';
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import 'package:flutter_filament_example/menus/scene_menu.dart';
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import 'package:flutter_filament/flutter_filament.dart';
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const loadDefaultScene = bool.hasEnvironment('--load-default-scene');
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void main() async {
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print(loadDefaultScene);
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runApp(const MyApp());
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}
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class MyApp extends StatefulWidget {
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const MyApp({Key? key}) : super(key: key);
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@override
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State<MyApp> createState() => _MyAppState();
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}
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class _MyAppState extends State<MyApp> with SingleTickerProviderStateMixin {
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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theme: ThemeData(
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useMaterial3: true,
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textTheme: const TextTheme(
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labelLarge: TextStyle(fontSize: 12),
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displayMedium: TextStyle(fontSize: 12),
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headlineMedium: const TextStyle(fontSize: 12),
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titleMedium: TextStyle(fontSize: 12),
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bodyLarge: TextStyle(fontSize: 14),
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bodyMedium: TextStyle(fontSize: 12))),
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// showPerformanceOverlay: true,
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home: const Scaffold(body: ExampleWidget()));
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}
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}
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class ExampleWidget extends StatefulWidget {
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const ExampleWidget({super.key});
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@override
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State<StatefulWidget> createState() {
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return ExampleWidgetState();
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}
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}
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enum MenuType { controller, assets, camera, misc }
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class ExampleWidgetState extends State<ExampleWidget> {
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FlutterFilamentPlugin? _plugin;
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EdgeInsets _viewportMargin = EdgeInsets.zero;
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// these are all the options that can be set via the menu
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// we store them here
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static bool rendering = false;
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static bool recording = false;
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static int framerate = 60;
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static bool postProcessing = false;
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static bool antiAliasingMsaa = false;
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static bool antiAliasingTaa = false;
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static bool antiAliasingFxaa = false;
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static bool frustumCulling = true;
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static double zoomSpeed = 0.01;
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static double orbitSpeedX = 0.01;
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static double orbitSpeedY = 0.01;
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static bool hasSkybox = false;
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static bool coneHidden = false;
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static bool loop = false;
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static final showProjectionMatrices = ValueNotifier<bool>(false);
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late StreamSubscription _listener;
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@override
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void initState() {
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super.initState();
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if (loadDefaultScene) {
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WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
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_plugin = await FlutterFilamentPlugin.create();
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setState(() {});
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WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
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await _plugin!.initialized;
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await _plugin!
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.loadSkybox("assets/default_env/default_env_skybox.ktx");
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await _plugin!.setRendering(true);
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await _plugin!.loadGlb("assets/shapes/shapes.glb");
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await _plugin!.setCameraManipulatorOptions(zoomSpeed: 1.0);
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hasSkybox = true;
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rendering = true;
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});
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});
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}
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}
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@override
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void dispose() {
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super.dispose();
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_listener.cancel();
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}
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EntityTransformController? _transformController;
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final _sharedFocusNode = FocusNode();
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@override
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Widget build(BuildContext context) {
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return Stack(children: [
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Positioned.fill(
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child: ExampleViewport(
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controller: _plugin,
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entityTransformController: _transformController,
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padding: _viewportMargin,
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keyboardFocusNode: _sharedFocusNode),
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),
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EntityListWidget(controller: _plugin),
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Positioned(
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bottom: Platform.isIOS ? 30 : 0,
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left: 0,
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right: 10,
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height: 30,
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child: Container(
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height: 30,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(30),
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color: Colors.white.withOpacity(0.25),
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),
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padding: const EdgeInsets.symmetric(horizontal: 10),
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child:
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Row(crossAxisAlignment: CrossAxisAlignment.center, children: [
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ControllerMenu(
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sharedFocusNode: _sharedFocusNode,
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controller: _plugin,
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onToggleViewport: () {
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setState(() {
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_viewportMargin = (_viewportMargin == EdgeInsets.zero)
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? const EdgeInsets.all(30)
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: EdgeInsets.zero;
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});
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},
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onControllerDestroyed: () {},
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onControllerCreated: (controller) {
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setState(() {
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_plugin = controller;
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});
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}),
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SceneMenu(
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sharedFocusNode: _sharedFocusNode,
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controller: _plugin,
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),
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GestureDetector(
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onTap: () async {
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await _plugin!
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.loadGlb('assets/shapes/shapes.glb', numInstances: 1);
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},
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child: Container(
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color: Colors.transparent,
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child: const Text("shapes.glb"))),
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const SizedBox(width: 5),
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GestureDetector(
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onTap: () async {
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await _plugin!.loadGlb('assets/1.glb');
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},
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child: Container(
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color: Colors.transparent, child: const Text("1.glb"))),
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const SizedBox(width: 5),
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GestureDetector(
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onTap: () async {
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await _plugin!.loadGlb('assets/2.glb');
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},
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child: Container(
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color: Colors.transparent, child: const Text("2.glb"))),
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const SizedBox(width: 5),
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GestureDetector(
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onTap: () async {
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await _plugin!.loadGlb('assets/3.glb');
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},
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child: Container(
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color: Colors.transparent, child: const Text("3.glb"))),
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Expanded(child: Container()),
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]))),
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_plugin == null
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? Container()
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: Padding(
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padding: const EdgeInsets.only(top: 10, left: 20, right: 20),
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child: ValueListenableBuilder(
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valueListenable: showProjectionMatrices,
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builder: (ctx, value, child) => CameraMatrixOverlay(
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controller: _plugin!, showProjectionMatrices: value)),
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),
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_plugin == null
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? Container()
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: Align(
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alignment: Alignment.topRight,
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child: PickerResultWidget(controller: _plugin!),
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)
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]);
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}
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}
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