lj_plc/Controls/Mesnac.Controls.ChemicalWeighing/LjSwith.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Mesnac.Controls.ChemicalWeighing
{
    /// <summary>
    /// 榄菊的开关阀门
    /// </summary>
    public partial class LjSwith : ChemicalWeighingControl
    {
        private object lockobj = new object();

        private string[] sImages = new String[3];
        private bool _alarm;
        private bool _set;

        public LjSwith()
        {
            InitializeComponent();
            InitControl();
        }

        private void InitControl()
        {
            _assembly = Assembly.GetExecutingAssembly();
            sImages[2] = "Mesnac.Controls.ChemicalWeighing.Resources.switch_failure.png";
            sImages[1] = "Mesnac.Controls.ChemicalWeighing.Resources.switch_ok.png";
            sImages[0] = "Mesnac.Controls.ChemicalWeighing.Resources.swith_default.png";
        }


        private void R()
        {
            lock (lockobj)
            {
                ReloadStream();
                Reload();
            }
        }
        
        private void ReloadStream()
        {
            int defaultIndex;
            //如果报警就现实红色
            if (_alarm)
            {
                defaultIndex = 2;
            }
            else
            {
                defaultIndex = _set ? 1 : 0;
            }
            
            _imageStream = _assembly.GetManifestResourceStream(sImages[defaultIndex]);
            
        }
        
        private void Reload()
        {
            if ( _imageStream != null )
            {
                Image img = Image.FromStream( _imageStream);
                pictureBox1.Image = img;
                pictureBox1.Refresh();
            }
        }



        /// <summary>
        /// 故障名称
        /// </summary>
        public string AlarmName { get; set; }
        
        /// <summary>
        /// 是不是通到位
        /// </summary>
        public string SetName { get; set; }


        public bool Alarm
        {
            get => _alarm;
            set
            {
                if (_alarm != value)
                {
                    _alarm = value;
                    R();
                }
            }
        }


        public bool Set
        {
            get => _set;
            set
            {
                if (_set != value)
                {
                    _set = value;
                    R();
                }
            }
        }
    }
}