aclas_scale 0.0.1

顶尖电子秤 适用于：联迪 LIANDI AECR J10

example/lib/main.dart

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

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

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

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

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

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _aclasScalePlugin = AclasScale();
  String weight = "0.0";
  String trareWeight = "";

  @override
  void initState() {
    super.initState();
    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 _aclasScalePlugin.getPlatformVersion() ??
          'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    _aclasScalePlugin.setCallback(
        (v) => {
              print(v),
              // 输出秤的数据到控制台
              setState(() {
                weight = v.m_fWeight.toString() + v.m_strUnit;
              })
            },
        (v) => {
              print(v),
              setState(() {
                trareWeight = v.toString();
              })
            });

    // 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;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Column(children: [
          Row(children: [
            Text('Running on: $_platformVersion\n'),
          ]),
          Row(children: [
            ElevatedButton(
              onPressed: () async {
                await _aclasScalePlugin.openScale();
              },
              child: const Text('打开秤'),
            ),
            ElevatedButton(
              onPressed: () async {
                await _aclasScalePlugin.closeScale();
              },
              child: const Text('关闭称'),
            ),
          ]),
          Row(children: [
            Text('重量: $weight\n'),
            Text('皮重: $trareWeight\n'),
          ]),
          Row(children: [
            ElevatedButton(
              onPressed: () async {
                await _aclasScalePlugin.tare();
              },
              child: const Text('去皮'),
            ),
            ElevatedButton(
              onPressed: () async {
                await _aclasScalePlugin.setZero();
              },
              child: const Text('归零'),
            ),
          ]),
          Row(children: [
            ElevatedButton(
              onPressed: () async {
                await _aclasScalePlugin.readTare();
              },
              child: const Text('读皮重'),
            ),
          ]),
        ]),
      ),
    );
  }
}