flutter_sklearn_plugin 0.0.3

A new Flutter project.

example/lib/main.dart

import 'dart:math';

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

import 'package:flutter/services.dart';
import 'package:flutter_sklearn_plugin/flutter_sklearn_plugin.dart';

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

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

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  var _tone ='-1';
  final sklearnModel = FlutterSklearnPlugin();

  @override
  void initState() {
    super.initState();
    sklearnModel.prepareSklearnModel();
    initPlatformState();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await FlutterSklearnPlugin.platformVersion ?? 'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }
  void predict(){
    // String tone = await sklearnModel.sklearnModelPredict(features: <double>[-0.30887250000000005, -0.01823033333333331, 0.5271035 ,0.550573485429057 ,0.5799306455419188 ,0.900827707563383]).toString();
    // print('tone:'+tone);
    Future future = sklearnModel.sklearnModelPredict(features: <double>[-0.30887250000000005, -0.01823033333333331, 0.5271035 ,0.550573485429057 ,0.5799306455419188 ,0.900827707563383]);
    future.then((value) => setState(() {
      _tone = value;
    }));

  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Row(
            children: [
              Text('Running on: $_platformVersion\n'),
              ElevatedButton(onPressed: predict, child: Text('$_tone')),

            ],
          ),
        ),
      ),
    );
  }
}