flutter pub add image_picker 导入image_picker并使用它来选择或拍摄图像: import 'package:image_picker/image_picker.dart';// ...final picker = ImagePicker();// 从相册选择图像final pickedFile = await picker.getImage(source: ImageSource.gallery);// 或者拍摄新的照片final pickedFile = await picker...
blue), // 应用的首页 home: Scaffold( appBar: AppBar( backgroundColor: Colors.blue, title: const Text('首页'), centerTitle: true, ), body: Column( mainAxisAlignment: MainAxisAlignment.center, children: <Widget>[ Image.network( '图片地址URL', width: 200, height: 200, fit: BoxFit.cover...
backgroundImage: NetworkImage("https://www.itying.com/images/flutter/3.png"), ), decoration: BoxDecoration( image: DecorationImage( image: NetworkImage("https://www.itying.com/images/flutter/2.png"), fit: BoxFit.cover), ), otherAccountsPictures:<Widget>[ Image.network("https://www.ityi...
// The Flutter framework has been optimized to make rerunning build methods
Stack( alignment: const Alignment(0.6, 0.6), children: [ CircleAvatar( backgroundImage: AssetImage('images/pic.jpg'), radius: 100.0, ), Container( decoration: BoxDecoration( color: Colors.black45, ), child: Text( 'Hello World', style: TextStyle( fontSize: 20.0, fontWeight: FontWeight.bol...
background: Icon(Icons.add), //背景,一般是一个图片,在title后面,[Image.fit] set to [BoxFit.cover]. centerTitle: true, collapseMode: CollapseMode.pin, // 背景 固定到位,直到达到最小范围。 默认是CollapseMode.parallax(将以视差方式滚动。),还有一个是none,滚动没有效果 ...
https://pub.dev/packages/image_picker dependencies: image_picker: ^0.6.5 1. 2. 1.1.2. 平台配置 对iOS平台,想要访问相册或者相机,需要获取用户的允许: 依然是修改info.plist文件:/ios/Runner/Info.plist 添加对相册的访问权限:Privacy - Photo Library Usage Description 添加对相机的访问权限:Privacy - Ca...
('Slivers'), background: Image( image: NetworkImage( "https://tva1.sinaimg.cn/large/006y8mN6gy1g72j6nk1d4j30u00k0n0j.jpg", ), fit: BoxFit.cover, ), ), ), new SliverGrid( gridDelegate: new SliverGridDelegateWithMaxCrossAxisExtent( maxCrossAxisExtent: 200.0, mainAxisSpacing: 10.0, ...
flutter image picker is slow to pick larger files #124595 commented on Dec 18, 2024 • 0 new comments ExpansionTile children background color #158421 commented on Dec 18, 2024 • 0 new comments [video_player] Allow creating a video player controller from bytes stream (e.g., Uint...
backgroundColor: Colors.grey, body: Center( child: Container( decoration: BoxDecoration( borderRadius: BorderRadius.circular(20), color: Colors.blue, ), width: 300, height: 300, child: const RiveAnimation.asset('assets/ball.riv'), ), ...