scratch_card_flutter 1.0.1+0

Interactive scratch-card widget for Flutter — reveal hidden content with touch, configurable brush size, cover color, and auto-reveal threshold.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:scratch_card_flutter/scratch_card.dart';

void main() => runApp(const ExampleApp());

class ExampleApp extends StatelessWidget {
  const ExampleApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Scratch Card Example',
      theme: ThemeData(useMaterial3: true),
      home: const ExampleHome(),
    );
  }
}

class ExampleHome extends StatefulWidget {
  const ExampleHome({super.key});

  @override
  State<ExampleHome> createState() => _ExampleHomeState();
}

class _ExampleHomeState extends State<ExampleHome> {
  String _message = 'You won 100 points!';

  void _openDialog() {
    showDialog(
      context: context,
      builder: (context) {
        return Center(
          child: SizedBox(
            width: 340,
            height: 220,
            child: Card(
              shape: RoundedRectangleBorder(
                borderRadius: BorderRadius.circular(12),
              ),
              child: ScratchCard(
                brushSize: 36,
                coverColor: Colors.blue.shade400,
                revealThreshold: .6,
                child: _buildCardContent(),
              ),
            ),
          ),
        );
      },
    );
  }

  Widget _buildCardContent() {
    return Container(
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(8),
      ),
      child: Center(
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            const Icon(Icons.celebration, size: 48, color: Colors.orange),
            const SizedBox(height: 8),
            Text(
              _message,
              style: const TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
              textAlign: TextAlign.center,
            ),
          ],
        ),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text('Scratch Card Example')),
      body: Padding(
        padding: const EdgeInsets.all(16.0),
        child: Center(
          child: ElevatedButton(
            onPressed: _openDialog,
            child: const Text('Open Scratch Card in Dialog'),
          ),
        ),
      ),
    );
  }
}