flutter_cocos_view/example/lib/screens/loader_screen.dart

// ignore_for_file: avoid_print

import 'package:flutter/material.dart';
import 'package:flutter_cocos_view/flutter_cocos_view.dart';
import 'package:pointer_interceptor/pointer_interceptor.dart';

class LoaderScreen extends StatefulWidget {
  const LoaderScreen({Key? key}) : super(key: key);

  @override
  State<LoaderScreen> createState() => _LoaderScreenState();
}

class _LoaderScreenState extends State<LoaderScreen> {
  CocosWidgetController? _cocosWidgetController;
  double _sliderValue = 0.0;

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Safe Mode Screen'),
      ),
      body: Card(
        margin: const EdgeInsets.all(8),
        clipBehavior: Clip.antiAlias,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(20.0),
        ),
        child: Stack(
          children: <Widget>[
            CocosWidget(
              onCocosCreated: onCocosCreated,
              onCocosMessage: onCocosMessage,
              useAndroidViewSurface: true,
            ),
            Positioned(
              bottom: 20,
              left: 20,
              right: 20,
              child: PointerInterceptor(
                child: Card(
                  elevation: 10,
                  child: Column(
                    children: <Widget>[
                      const Padding(
                        padding: EdgeInsets.only(top: 20),
                        child: Text("Rotation speed:"),
                      ),
                      Slider(
                        onChanged: (value) {
                          setState(() {
                            _sliderValue = value;
                          });
                          setRotationSpeed(value.toString());
                        },
                        value: _sliderValue,
                        min: 0,
                        max: 20,
                      ),
                    ],
                  ),
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }

  void setRotationSpeed(String speed) {
    _cocosWidgetController?.postMessage(
      'Cube',
      'SetRotationSpeed',
      speed,
    );
  }

  void onCocosMessage(message) {
    print('Received message from cocos: ${message.toString()}');
  }

  // Callback that connects the created controller to the cocos controller
  void onCocosCreated(controller) {
    _cocosWidgetController = controller;
  }
}