稱重驅動二次開發教學

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace Demo
{
    public class TestWeight : DDS.IOT.Weight.WeightBase
    {
        /// <summary>
        /// 驅動型別，使用英文字元，保證唯一
        /// </summary>
        public override string Type => "MyTestWeight";
        /// <summary>
        /// 驅動名稱
        /// </summary>
        public override string Name => "我的測試秤";
        /// <summary>
        /// 讀取到重量事件
        /// </summary>
        public override event ReadedWeight OnReadWeight;
        /// <summary>
        /// 初始化介面
        /// </summary>
        /// <param name="port"></param>
        /// <param name="baudRate"></param>
        /// <param name="extendData"></param>
        /// <returns></returns>
        public override bool Init(int port, int baudRate = 9600, string extendData = null)
        {
            this.Port = port;
            // 再次實現開啟串列埠等操作，下面是一段模擬定時輸出隨機重量的程式碼
            Task.Run(() => {
                while (true)
                {
                    if (OnReadWeight != null)
                    {
                        Weight = float.Parse((new Random().NextDouble() * 100).ToString("N1"));
                        OnReadWeight(this.Id, Weight);
                    }
                    Thread.Sleep(2000);
                }
            });
            return true;
        }

        public override bool Open()
        {
            // 在此實現關閉串列埠
            return true;
        }
        public override bool Close()
        {
            // 在此實現關閉串列埠方法
            return true;
        }
    }
}