flutter_virtual_piano 0.0.3

A package for rendering an interactive virtual piano with Flutter.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_virtual_piano/flutter_virtual_piano.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key? key}) : super(key: key);

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text("Virtual Piano"),
      ),
      body: SizedBox(
        height: 80,
        child: VirtualPiano(
          noteRange: const RangeValues(21, 108),
          highlightedNoteSets: const [
            HighlightedNoteSet({44, 55, 77, 32}, Colors.green),
            HighlightedNoteSet({34, 45, 67, 32}, Colors.blue)
          ],
          onNotePressed: (note, pos) {
            print("note pressed $note pressed at $pos");
          },
          onNotePressSlide: (note, pos) {
            print("note slide $note pressed at $pos");
          },
        ),
      ),
    );
  }
}