我需要制作一个container,background image和背景颜色在下面的30个像素,但我需要布局如下:

SizedBox(
height: 540,
child: Container(
width: 392.7,
height: 510,
alignment: Alignment.center,
decoration: BoxDecoration(
color: Colors.grey[300],
borderRadius: BorderRadius.only(
bottomLeft: Radius.circular(25),
bottomRight: Radius.circular(25)),
image: DecorationImage(
image: Image.network(
'https://ak.picdn.net/shutterstock/videos/8258557/thumb/1.jpg',
).image,
fit: BoxFit.cover)发布于 2021-12-29 17:49:03
您可以简单地使用Column来使用另一个Container或Material.小部件提供额外的30 to边框。
SizedBox(
height: 540,
child: Column(
children: [
Container(
width: 392.7,
height: 510,
alignment: Alignment.center,
decoration: BoxDecoration(
color: Colors.grey[300],
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(25),
bottomRight: Radius.circular(25)),
image: DecorationImage(
image: Image.network(
'https://ak.picdn.net/shutterstock/videos/8258557/thumb/1.jpg',
).image,
fit: BoxFit.cover),
),
),
Container(
color: Colors.deepPurple,
height: 30.0,
width: 392.7,
)
],
),
)但是对于背景情况,您可以使用Stack。
SizedBox(
height: 540,
width: 392.7,
child: Stack(
children: [
Container(
color: Colors.deepPurple,
),
Container(
width: 392.7,
height: 510,
alignment: Alignment.center,
decoration: BoxDecoration(
color: Colors.grey[300],
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(25),
bottomRight: Radius.circular(25)),
image: DecorationImage(
image: Image.network(
'https://ak.picdn.net/shutterstock/videos/8258557/thumb/1.jpg',
).image,
fit: BoxFit.cover),
),
),
],
),
)更多关于堆栈的信息
https://stackoverflow.com/questions/70522851
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