pattern_dots 0.0.1-alpha pattern_dots: ^0.0.1-alpha copied to clipboard
A pattern lock UI using flutter.
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:pattern_dots/pattern_dots.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
useMaterial3: true,
),
home: const HomePage(),
);
}
}
class HomePage extends StatefulWidget {
const HomePage({super.key});
@override
State<HomePage> createState() => _HomePageState();
}
class _HomePageState extends State<HomePage> {
bool isError = false;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(),
body: Center(
child: PatternStyle(
data: PatternStyleData(
width: 4,
tapRange: 24,
),
child: PatternView(
isError: isError,
onTapDown: () {
isError = false;
setState(() {});
},
onComplete: (cells) {
isError = !listEquals(cells, [0, 4, 5, 8]);
setState(() {});
},
),
),
),
);
}
}