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@zty5678
Created September 12, 2024 18:13
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flutter new version card demo
import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';
/// ui design from: https://x.com/vgruev/status/1833163266974961999
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Card Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: const MyHomePage(title: 'Card Demo'),
);
}
}
class MyHomePage extends StatelessWidget {
const MyHomePage({Key? key, required this.title}) : super(key: key);
final String title;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(title),
),
body: Center(
child: Padding(
padding: const EdgeInsets.all(20),
child: AspectRatio(
aspectRatio: 0.666,
child: NewVersionCard(
child: Center(
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Image.asset('assets/images/test_flutter.png'),
const SizedBox(height: 10),
Text('New Version!',
style: GoogleFonts.quicksand(
fontSize: 22,
fontWeight: FontWeight.bold,
color: Colors.black,
)),
const SizedBox(height: 10),
Text(
'It brings a wealth of exciting\n features for both new and\n advanced users.',
style: GoogleFonts.quicksand(
fontSize: 12,
fontWeight: FontWeight.bold,
color: Colors.black,
),
textAlign: TextAlign.center,
),
],
)),
),
))),
);
}
}
class NewVersionCard extends StatelessWidget {
final Widget child;
const NewVersionCard({
Key? key,
required this.child,
}) : super(key: key);
@override
Widget build(BuildContext context) {
return Container(
decoration: BoxDecoration(
gradient: const LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [Color(0xffD1A0F1), Color(0xffE6DFCF)]),
borderRadius: BorderRadius.circular(20),
boxShadow: [
BoxShadow(
color: Colors.grey.withOpacity(0.5),
spreadRadius: 2,
blurRadius: 5,
offset: const Offset(0, 3),
),
],
),
child: Padding(
padding: const EdgeInsets.all(18),
child: CustomPaint(
painter: ChatBubblePainter(),
child: Padding(
padding: const EdgeInsets.all(16),
child: child,
),
),
));
}
}
class ChatBubblePainter extends CustomPainter {
final painter = Paint()
..color = Colors.black
..strokeWidth = 1
..style = PaintingStyle.stroke;
final shadowPaint = Paint()
..color = Colors.grey.withOpacity(0.3)
..style = PaintingStyle.fill
..maskFilter = const MaskFilter.blur(BlurStyle.normal, 3);
@override
void paint(Canvas canvas, Size size) {
final double width = size.width;
final double height = size.height;
const double radius = 20.0;
final path = Path()
..moveTo(radius, 0)
..lineTo(width - radius, 0)
..arcToPoint(Offset(width, radius + 0),
radius: const Radius.circular(radius), clockwise: false)
..lineTo(width, height - radius)
..arcToPoint(Offset(width - radius, height),
radius: const Radius.circular(radius), clockwise: false)
..lineTo(radius, height)
..arcToPoint(Offset(0, height - radius),
radius: const Radius.circular(radius), clockwise: false)
..lineTo(0, radius + 0)
..arcToPoint(const Offset(radius, 0),
radius: const Radius.circular(radius), clockwise: false)
..close();
canvas.drawPath(path, painter);
}
@override
bool shouldRepaint(CustomPainter oldDelegate) => false;
}
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zty5678 commented Sep 12, 2024

image

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