huawei_ar 3.7.0+3

Huawei AR Engine Flutter Plugin is a platform for building augmented reality (AR) apps on Android smartphones using the Flutter framework.

example/lib/main.dart

/*
    Copyright 2020-2023. Huawei Technologies Co., Ltd. All rights reserved.

    Licensed under the Apache License, Version 2.0 (the "License")
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at

        https://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
*/

import 'package:flutter/material.dart';
import 'package:huawei_ar/huawei_ar.dart';

import 'package:huawei_ar_example/ar_body_scene.dart';
import 'package:huawei_ar_example/ar_face_scene.dart';
import 'package:huawei_ar_example/ar_hand_scene.dart';
import 'package:huawei_ar_example/ar_world_scene.dart';
import 'package:huawei_ar_example/ar_augmented_image_scene.dart';
import 'package:huawei_ar_example/ar_face_health_scene.dart';
import 'package:huawei_ar_example/ar_scene_mesh_scene.dart';
import 'package:huawei_ar_example/ar_world_body_scene.dart';

void main() {
  runApp(const MyApp());
}

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

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  bool _isAREngineAPKReady = false;
  Color _serviceAppCheckColor = Colors.grey;

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

  void _checkServiceApk() async {
    if (!mounted) return;
    bool result = await AREngine.isArEngineServiceApkReady();
    setState(() {
      _isAREngineAPKReady = result;
      _serviceAppCheckColor = result ? Colors.green : Colors.red;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Builder(
        builder: (BuildContext context) {
          return Scaffold(
            appBar: AppBar(
              title: const Text('Huawei AREngine Flutter Demo'),
              centerTitle: true,
              backgroundColor: Colors.red,
            ),
            body: SafeArea(
              child: Column(
                mainAxisAlignment: MainAxisAlignment.start,
                children: <Widget>[
                  const SizedBox(
                    height: 10,
                  ),
                  Row(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: <Widget>[
                      _customContainer(
                        _serviceAppCheckColor,
                        'AREngine Service APK '
                        'Ready',
                        5,
                        false,
                      ),
                      _customContainer(
                        _serviceAppCheckColor,
                        _isAREngineAPKReady ? 'Yes' : 'No',
                        1,
                        true,
                      )
                    ],
                  ),
                  _expandedButton(
                    () => AREngine.navigateToAppMarketPage(),
                    'Navigate To AppGallery Page',
                    Icons.store,
                    color: Colors.black,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArFaceScreen();
                        },
                      ),
                    ),
                    'ARFace Scene',
                    Icons.face,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArHandScene();
                        },
                      ),
                    ),
                    'ARHand Scene',
                    Icons.pan_tool,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArBodyScene();
                        },
                      ),
                    ),
                    'ARBody Scene',
                    Icons.accessibility,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ARWorldScene();
                        },
                      ),
                    ),
                    'ARWorld '
                    'Scene',
                    Icons.public,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArAugmentedImageScene();
                        },
                      ),
                    ),
                    'ARAugmentedImage Scene',
                    Icons.image,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArWorldBodyScene();
                        },
                      ),
                    ),
                    'ARWorldBody Scene',
                    Icons.accessibility,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArFaceHealthScreen();
                        },
                      ),
                    ),
                    'FaceHealth Scene',
                    Icons.health_and_safety,
                  ),
                  _expandedButton(
                    () => Navigator.of(context).push(
                      MaterialPageRoute<dynamic>(
                        builder: (BuildContext context) {
                          return const ArSceneMeshScene();
                        },
                      ),
                    ),
                    'ARSceneMesh Scene',
                    Icons.grid_on,
                  ),
                ],
              ),
            ),
          );
        },
      ),
    );
  }

  Widget _expandedButton(
    Function()? onPressed,
    String buttonText,
    IconData iconData, {
    Color? color,
  }) {
    return Flexible(
      flex: 2,
      child: SizedBox(
        child: Padding(
          padding: const EdgeInsets.all(5.0),
          child: MaterialButton(
            onPressed: onPressed,
            color: color ?? Colors.red,
            child: Row(
              mainAxisAlignment: MainAxisAlignment.center,
              children: <Widget>[
                Icon(
                  iconData,
                  color: Colors.white,
                ),
                const SizedBox(
                  width: 10,
                ),
                Text(
                  buttonText,
                  style: const TextStyle(color: Colors.white),
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }

  Widget _customContainer(
    Color borderColor,
    String text,
    int flex,
    bool reverseBorder,
  ) {
    if (reverseBorder) {
      return Flexible(
        flex: flex,
        child: Container(
          height: 50,
          padding: const EdgeInsets.all(5.0),
          margin: const EdgeInsets.only(right: 5.0),
          decoration: BoxDecoration(
            borderRadius: const BorderRadius.only(
              topRight: Radius.circular(5.0),
              bottomRight: Radius.circular(5.0),
            ),
            border: Border.all(color: _serviceAppCheckColor, width: 2.0),
          ),
          child: Center(
            child: Text(
              text,
              style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
            ),
          ),
        ),
      );
    }
    return Flexible(
      flex: flex,
      child: Container(
        height: 50,
        padding: const EdgeInsets.all(5.0),
        margin: const EdgeInsets.only(left: 5.0),
        decoration: BoxDecoration(
          borderRadius: const BorderRadius.only(
            topLeft: Radius.circular(5.0),
            bottomLeft: Radius.circular(5.0),
          ),
          border: Border.all(color: _serviceAppCheckColor, width: 2.0),
        ),
        child: Center(
          child: Text(
            text,
            style: const TextStyle(fontSize: 16),
          ),
        ),
      ),
    );
  }
}