Flutter Google Map 示例项目教程

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Flutter Google Map 示例项目教程

Flutter-google-map-exampleFlutter Google Map Example – Day 41项目地址:https://gitcode.com/gh_mirrors/fl/Flutter-google-map-example

1. 项目的目录结构及介绍




Flutter-google-map-example/


├── android/


├── assets/


│   └── images/


├── ios/


├── lib/


│   ├── main.dart


│   ├── map_screen.dart


│   └── constants.dart


├── test/


├── pubspec.yaml


└── README.md

android/: 包含Android平台相关的配置和代码。assets/: 存放项目所需的静态资源，如图片。ios/: 包含iOS平台相关的配置和代码。lib/: 项目的核心代码目录。
main.dart: 项目的入口文件。map_screen.dart: 包含地图显示的界面代码。constants.dart: 包含常量定义，如API密钥等。 test/: 存放测试代码。pubspec.yaml: 项目的配置文件，包含依赖管理等。README.md: 项目的说明文档。

2. 项目的启动文件介绍

`main.dart`




import 'package:flutter/material.dart';


import 'package:google_maps_flutter/google_maps_flutter.dart';


import 'map_screen.dart';


 


void main() => runApp(MyApp());


 


class MyApp extends StatelessWidget {


  @override


  Widget build(BuildContext context) {


    return MaterialApp(


      title: 'Flutter Google Maps Demo',


      home: MapScreen(),


    );


  }


}

main(): 程序的入口函数，调用runApp启动应用。MyApp: 应用的根组件，定义应用的标题和主页。MapScreen: 应用的主界面，显示地图。

3. 项目的配置文件介绍

`pubspec.yaml`




name: flutter_google_map_example


description: A new Flutter project.


 


version: 1.0.0+1


 


environment:


  sdk: ">=2.12.0 <3.0.0"


 


dependencies:


  flutter:


    sdk: flutter


  google_maps_flutter: ^2.0.3


 


dev_dependencies:


  flutter_test:


    sdk: flutter


  flutter_lints: ^1.0.0


 


flutter:


  uses-material-design: true


  assets:


    - assets/images/

name: 项目名称。description: 项目描述。version: 项目版本。environment: 指定Dart SDK的版本范围。dependencies: 项目依赖，包括Flutter SDK和google_maps_flutter插件。dev_dependencies: 开发依赖，包括测试和代码质量工具。flutter: 配置Flutter相关设置，如使用Material Design和指定资源目录。

Flutter-google-map-exampleFlutter Google Map Example – Day 41项目地址:https://gitcode.com/gh_mirrors/fl/Flutter-google-map-example

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