adding packages

2026-01-15 14:38:46 -08:00
parent ef86e3ab6a
commit 6869cf47e5
5253 changed files with 726695 additions and 34 deletions
@@ -0,0 +1,41 @@
+import 'dart:async';
+import 'dart:js' as js;
+import 'package:flutter/widgets.dart';
+import 'package:tonic/tonic.dart' as tonic;
+import 'package:flutter_web_plugins/flutter_web_plugins.dart';
+
+import 'package:flutter/services.dart';
+
+import 'src/platform_interface.dart';
+
+class FlutterMidiPlugin extends FlutterMidiPlatform {
+  static void registerWith(Registrar registrar) {
+    WidgetsFlutterBinding.ensureInitialized();
+    final instance = FlutterMidiPlugin();
+    final MethodChannel channel = MethodChannel(
+      'flutter_midi',
+      const StandardMethodCodec(),
+      registrar.messenger,
+    );
+    channel.setMethodCallHandler(instance.handleMethodCall);
+  }
+
+  Future<dynamic> handleMethodCall(MethodCall call) async {
+    switch (call.method) {
+      case 'play_midi_note':
+        final int midi = call.arguments['note'];
+        String _note = tonic.Pitch.fromMidiNumber(midi).toString();
+        _note = _note.replaceAll('♭', 'b').replaceAll('♯', '#');
+        js.context.callMethod('playNote', [_note]);
+        return 'Result: $_note';
+      case 'stop_midi_note':
+        final int midi = call.arguments['note'];
+        String _note = tonic.Pitch.fromMidiNumber(midi).toString();
+        _note = _note.replaceAll('♭', 'b').replaceAll('♯', '#');
+        // print('Midi -> $midi/$_note');
+        js.context.callMethod('stopNote');
+        return 'Result: $_note';
+      default:
+    }
+  }
+}