Velar/lib/sppech.dart

78 lines
1.9 KiB
Dart

// ignore_for_file: avoid_print, library_private_types_in_public_api, depend_on_referenced_packages
// For jsonEncode
import 'package:flutter/material.dart';
import 'package:speech_to_text/speech_to_text.dart' as stt;
class SpeechInputPage extends StatelessWidget {
const SpeechInputPage({super.key});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: const Text('Speech to Text')),
body: const Center(
child: SpeechInputWidget(),
),
);
}
}
class SpeechInputWidget extends StatefulWidget {
const SpeechInputWidget({super.key});
@override
State<SpeechInputWidget> createState() => _SpeechInputWidgetState();
}
class _SpeechInputWidgetState extends State<SpeechInputWidget> {
late stt.SpeechToText _speech;
bool _isListening = false;
String _spokenText = '';
@override
void initState() {
super.initState();
_speech = stt.SpeechToText();
}
void _listen() async {
if (!_isListening) {
bool available = await _speech.initialize(
onStatus: (val) => print('Status: $val'),
onError: (val) => print('Error: $val'),
);
if (available) {
setState(() => _isListening = true);
_speech.listen(
onResult: (val) {
setState(() {
_spokenText = val.recognizedWords;
});
},
);
}
} else {
setState(() => _isListening = false);
_speech.stop();
}
}
@override
Widget build(BuildContext context) {
return Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
_spokenText.isEmpty ? 'Say something…' : _spokenText,
style: const TextStyle(fontSize: 20),
),
const SizedBox(height: 20),
FloatingActionButton(
onPressed: _listen,
child: Icon(_isListening ? Icons.mic : Icons.mic_none),
)
],
);
}
}