插件:不用
pubspec.yaml中:
assets:
# assets-generator-begin
# assets/img/*
- assets/img/
# assets-generator-end
和lib同级建一个assets的文件夹
图片放assets/img下:
![](https://img.haomeiwen.com/i1926502/e97f540197ee4685.png)
使用(png)
AssetImage('assets/img/a.png'),
加载网上png图:
NetworkImage(imageUrl)
使用(svg)
SvgPicture.asset('assets/img/a.svg'),
SvgPicture.asset(
'a',
color: Colors.blueGrey,
matchTextDirection: true,
),
加载网络svg图片:
SvgPicture.network(
uriName,
placeholderBuilder: (BuildContext context) => Container(
padding: const EdgeInsets.all(30.0),
child: const CircularProgressIndicator()),
),
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