kev/Drawer/UCDraw/PcgDrawSection/FormParseHeader.cs

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

namespace GeoSigma.PcgDrawSection
{
    public partial class FormParseHeader : Form
    {
        public ISegyFile Segy { get; set; }
        public ISegyOptions Options { get; set; }
        private bool isChanged = false;

        DataTable dtInfor;
        int inlineMin = 0, inlineMax = 0, crosslineMin = 0, crosslineMax = 0;
        List<HeadRow> HeaderSchemaRows = null;
        List<HeadRow> TraceSchemaRows = null;
        private void FormParseHeader_Load(object sender, EventArgs e)
        {
            InitTraceBinding();
            ShowFileHeader();

            Application.Idle += Application_Idle;
        }

        private void Application_Idle(object sender, EventArgs e)
        {
            bool isTraceShow = this.tsbtnShowTraceHeader.Checked;
            if(this.tbtnSetInline.Enabled == isTraceShow)
            {
                return;
            }
            this.tbtnSetInline.Enabled = isTraceShow;
            this.tbtnSetCrossLine.Enabled = isTraceShow;
            this.bdNavTrace.Enabled = isTraceShow;
        }

        public FormParseHeader()
        {
            InitializeComponent();

            CreateFileSchema();
            CreateTraceSchema();
            InitTable();
        }
        private void tbtnOK_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.OK;
            this.Close();
        }
        /// <summary>
        /// 显示文件头
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tbtnShowFileHeader_Click(object sender, EventArgs e)
        {
            if (Segy == null)
            {
                return;
            }
            ShowFileHeader();
            this.tbtnShowFileHeader.Checked = true;
            this.tsbtnShowTraceHeader.Checked = false;
        }

        private void tsbtnShowComment_Click(object sender, EventArgs e)
        {
            MessageBox.Show(this, Segy.Header.Text, "文件描述");
        }
        /// <summary>
        /// 显示道头信息
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tsbtnShowTraceHeader_Click(object sender, EventArgs e)
        {
            if (Segy == null)
            {
                return;
            }
            if (Segy == null) { return; }

            ParseTraceHeader(Segy.Traces[(int)this.bdSourceTraceHeader.Current].Header, dtInfor);
            this.tbtnShowFileHeader.Checked = false;
            this.tsbtnShowTraceHeader.Checked = true;
        }
        private void tbtnSetInline_Click(object sender, EventArgs e)
        {

        }

        private void tbtnSetCrossLine_Click(object sender, EventArgs e)
        {

        }
        private void InitTraceBinding()
        {
            if(this.Segy == null)
            {
                return;
            }
            int nTraceCount = this.Segy.Traces.Count;
            int[] lst = new int[nTraceCount];
            for(int i = 0; i < nTraceCount; i++)
            {
                lst[i] = i;
            }
            bdSourceTraceHeader.DataSource = lst;
            bdNavTrace.BindingSource = bdSourceTraceHeader;

            this.tlblInlineLocation.Text = $"Inline:{this.Options.TraceHeaderLocationForInlineNumber + 1:000}-{this.Options.TraceHeaderLocationForInlineNumber + 4:000}";
            this.tlblCrosslinePosition.Text = $"Crossline:{this.Options.TraceHeaderLocationForCrosslineNumber + 1:000}-{this.Options.TraceHeaderLocationForCrosslineNumber + 4:000}";
        }
        private void InitTable()
        {
            dtInfor = new DataTable();
            dtInfor.Columns.Add("字节位置", typeof(System.String));
            dtInfor.Columns.Add("数据", typeof(System.String));
            dtInfor.Columns.Add("描述", typeof(System.String));

            this.dgvData.DataSource = this.dtInfor;

            for (int i = 0; i < this.dgvData.Columns.Count; i++)
            {
                this.dgvData.Columns[i].SortMode = DataGridViewColumnSortMode.NotSortable;
            }
        }
        private void ShowFileHeader()
        {
            if(Segy == null)
            {
                return;
            }
            ParseFileHeader(Segy.Header, dtInfor);

            // Inline、Crossline范围
            int nDelay = 0;
            Segy.GetLineRange(ref inlineMin, ref inlineMax, ref crosslineMin, ref crosslineMax,ref nDelay);

            this.tlblInline.Text = $"Inline:{inlineMin}-{inlineMax}";
            this.tlblCrossline.Text = $"Crossline:{crosslineMin}-{crosslineMax}";

            this.dgvData.ContextMenuStrip = null;
        }

        /// <summary>
        /// 导航
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void bdSourceTraceHeader_CurrentChanged(object sender, EventArgs e)
        {
            int nSelect = 0;
            if (dgvData.SelectedRows != null && dgvData.SelectedRows.Count > 0)
            {
                nSelect = dgvData.SelectedRows[0].Index;
            }
            int nScroll = dgvData.FirstDisplayedScrollingRowIndex;
            
            ParseTraceHeader(Segy.Traces[(int)this.bdSourceTraceHeader.Current].Header, dtInfor);

            dgvData.Rows[nSelect].Selected = true;
            if (nScroll >= 0)
            {
                dgvData.FirstDisplayedScrollingRowIndex = nScroll;
            }
        }
        /// <summary>
        /// 右键选中
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvData_CellMouseDown(object sender, DataGridViewCellMouseEventArgs e)
        {
            if (e.Button == MouseButtons.Right)
            {
                if (e.RowIndex >= 0)
                {
                    dgvData.ClearSelection();
                    dgvData.Rows[e.RowIndex].Selected = true;
                }            
            }
        }

        /// <summary>
        /// 设置Inline位置
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tsmiSetInline_Click(object sender, EventArgs e)
        {
            if (dgvData.SelectedRows.Count == 0)
            {
                return;
            }
            int nRowIndex = dgvData.SelectedRows[0].Index;
            Options.TraceHeaderLocationForInlineNumber = TraceSchemaRows[nRowIndex].Position;

            this.tlblInlineLocation.Text = $"Inline位置:{this.Options.TraceHeaderLocationForInlineNumber + 1:000}-{this.Options.TraceHeaderLocationForInlineNumber + 4:000}";
            this.tlblCrosslinePosition.Text = $"Crossline位置:{this.Options.TraceHeaderLocationForCrosslineNumber + 1:000}-{this.Options.TraceHeaderLocationForCrosslineNumber + 4:000}";

            int nDelay = 0;
            Segy.GetLineRange(ref inlineMin, ref inlineMax, ref crosslineMin, ref crosslineMax,ref nDelay, Options);
            this.tlblInline.Text = $"Inline:{inlineMin}-{inlineMax}";
            this.tlblCrossline.Text = $"Crossline:{crosslineMin}-{crosslineMax}";

            this.isChanged = true;
        }
        /// <summary>
        /// 设置Crossline位置
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tsmiSetCrossline_Click(object sender, EventArgs e)
        {
            if (dgvData.SelectedRows.Count == 0)
            {
                return;
            }
            int nRowIndex = dgvData.SelectedRows[0].Index;
            Options.TraceHeaderLocationForCrosslineNumber = TraceSchemaRows[nRowIndex].Position;

            this.tlblInlineLocation.Text = $"Inline位置:{this.Options.TraceHeaderLocationForInlineNumber + 1:000}-{this.Options.TraceHeaderLocationForInlineNumber + 4:000}";
            this.tlblCrosslinePosition.Text = $"Crossline位置:{this.Options.TraceHeaderLocationForCrosslineNumber + 1:000}-{this.Options.TraceHeaderLocationForCrosslineNumber + 4:000}";
            int nDelay = 0;
            Segy.GetLineRange(ref inlineMin, ref inlineMax, ref crosslineMin, ref crosslineMax,ref nDelay, Options);
            this.tlblInline.Text = $"Inline:{inlineMin}-{inlineMax}";
            this.tlblCrossline.Text = $"Crossline:{crosslineMin}-{crosslineMax}";

            this.isChanged = true;
        }
        private void ParseTraceHeader(ITraceHeader traceHeader, DataTable dt)
        {
            for (int i = 0; i < TraceSchemaRows.Count; i++)
            {
                TraceSchemaRows[i].DataValue = traceHeader.GetValue(
                    TraceSchemaRows[i].Position,
                    TraceSchemaRows[i].DataLength, Segy.Header.IsLittleEndian);
            }
            dtInfor.Rows.Clear();
            foreach (HeadRow headRow in TraceSchemaRows)
            {
                DataRow drNew = dtInfor.NewRow();
                drNew[0] = $"{headRow.Position + 1:000} - {headRow.Position + headRow.DataLength:000}";
                drNew[1] = headRow.DataValue > -1e-10 ? headRow.DataValue : null;
                drNew[2] = headRow.Description;
                dtInfor.Rows.Add(drNew);
            }
            this.dgvData.ContextMenuStrip = ctmPositionSet;
        }

        private void FormParseHeader_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (this.isChanged)
            {
                this.DialogResult = DialogResult.OK;
            }
        }

        private void ParseFileHeader(IFileHeader fileHeader, DataTable dt)
        {
            for(int i=0;i< HeaderSchemaRows.Count; i++)
            {
                HeaderSchemaRows[i].DataValue = fileHeader.GetValue(
                    HeaderSchemaRows[i].Position,
                    HeaderSchemaRows[i].DataLength);
            }
            dtInfor.Rows.Clear();
            foreach (HeadRow headRow in HeaderSchemaRows)
            {
                DataRow drNew = dtInfor.NewRow();
                drNew[0] = $"{headRow.Position+1:000} - {headRow.Position + headRow.DataLength:000}";
                drNew[1] = headRow.DataValue>-1e-10? headRow.DataValue: null;
                drNew[2] = headRow.Description;
                dtInfor.Rows.Add(drNew);
            }
        }
        private void CreateTraceSchema()
        {
            TraceSchemaRows = new List<HeadRow>();
            TraceSchemaRows.Add(new HeadRow(0, 4, "测线中道顺序号", null));
            TraceSchemaRows.Add(new HeadRow(4, 4, "文件中道顺序号――每个文件以道顺序1开始", null));
            TraceSchemaRows.Add(new HeadRow(8, 4, "野外原始记录号。", null));
            TraceSchemaRows.Add(new HeadRow(12, 4, "野外原始记录的道号。", null));
            TraceSchemaRows.Add(new HeadRow(16, 4, "震源点号――在相同有效地表位置多于一个记录时使用。", null));
            TraceSchemaRows.Add(new HeadRow(20, 4, "道集号（即CDP，CMP，CRP等）。", null));
            TraceSchemaRows.Add(new HeadRow(24, 4, "道集的道数――每个道集从道号1开始。", null));
            TraceSchemaRows.Add(new HeadRow(28, 2, "道识别码。", null));
            TraceSchemaRows.Add(new HeadRow(30, 2, "产生该道的垂直叠加道数。", null));
            TraceSchemaRows.Add(new HeadRow(32, 2, @"产生该道的水平叠加道数。", null));
            TraceSchemaRows.Add(new HeadRow(34, 2, @"数据用途： 1=生产 2=试验。", null));
            TraceSchemaRows.Add(new HeadRow(36, 4, @"从震源中心点到检波器组中心的距离（若与炮激发线方向相反取负）。", null));
            TraceSchemaRows.Add(new HeadRow(40, 4, @"检波器组高程（所有基准以上高程为正，以下为负）。", null));
            TraceSchemaRows.Add(new HeadRow(44, 4, @"震源地表高程。", null));
            TraceSchemaRows.Add(new HeadRow(48, 4, @"震源距地表深度（正数）。", null));
            TraceSchemaRows.Add(new HeadRow(52, 4, @"检波器组基准高程。", null));
            TraceSchemaRows.Add(new HeadRow(56, 4, @"震源基准高程。", null));
            TraceSchemaRows.Add(new HeadRow(60, 4, @"震源水深。", null));
            TraceSchemaRows.Add(new HeadRow(64, 4, @"检波器组水深。", null));
            TraceSchemaRows.Add(new HeadRow(68, 2, @"应用于所有在道头41-68字节给定的真实高程和深度的因子。", null));
            TraceSchemaRows.Add(new HeadRow(70, 2, @"应用于所有在道头73-88字节和181-188字节给定的真实坐标值的因子。", null));
            TraceSchemaRows.Add(new HeadRow(72, 4, @"震源坐标――X。", null));
            TraceSchemaRows.Add(new HeadRow(76, 4, @"震源坐标――Y。", null));
            TraceSchemaRows.Add(new HeadRow(80, 4, @"检波器组坐标――X。", null));
            TraceSchemaRows.Add(new HeadRow(84, 4, @"检波器组坐标――Y。", null));
            TraceSchemaRows.Add(new HeadRow(88, 2, @"坐标单位。", null));
            TraceSchemaRows.Add(new HeadRow(90, 2, @"风化层速度。", null));
            TraceSchemaRows.Add(new HeadRow(92, 2, @"风化层下速度。", null));
            TraceSchemaRows.Add(new HeadRow(94, 2, @"震源处井口时间（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(96, 2, @"检波器组处井口时间（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(98, 2, @"震源的静校正量（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(100, 2, @"检波器组的校正量（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(102, 2, @"应用的总静校正量（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(104, 2, @"延迟时间A。", null));
            TraceSchemaRows.Add(new HeadRow(106, 2, @"延迟时间B。", null));
            TraceSchemaRows.Add(new HeadRow(108, 2, @"记录延迟时间。", null));
            TraceSchemaRows.Add(new HeadRow(110, 2, @"起始切除时间（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(112, 2, @"终止切除时间（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(114, 2, @"该道采样点数。", null));
            TraceSchemaRows.Add(new HeadRow(116, 2, @"该道采样间隔（微秒）。", null));
            TraceSchemaRows.Add(new HeadRow(118, 2, @"野外仪器增益类型。", null));
            TraceSchemaRows.Add(new HeadRow(120, 2, @"仪器增益常数（分贝）。", null));
            TraceSchemaRows.Add(new HeadRow(122, 2, @"仪器初始增益（分贝）。", null));
            TraceSchemaRows.Add(new HeadRow(124, 2, @"相关：1=无 2=有。", null));
            TraceSchemaRows.Add(new HeadRow(126, 2, @"起始扫描频率（赫兹）。", null));
            TraceSchemaRows.Add(new HeadRow(128, 2, @"终止扫描频率（赫兹）。", null));
            TraceSchemaRows.Add(new HeadRow(130, 2, @"扫描长度（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(132, 2, @"扫描类型：1=线性 2=抛物线 3=指数 4=其他。", null));
            TraceSchemaRows.Add(new HeadRow(134, 2, @"扫描道斜坡起始长度（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(136, 2, @"扫描道斜坡终止长度（毫秒）。", null));
            TraceSchemaRows.Add(new HeadRow(138, 2, @"斜坡类型：1=线性 2=cos 3=其他。", null));
            TraceSchemaRows.Add(new HeadRow(140, 2, @"假频滤波频率（赫兹），若使用。", null));
            TraceSchemaRows.Add(new HeadRow(142, 2, @"假频滤波坡度（分贝/倍频程）。", null));
            TraceSchemaRows.Add(new HeadRow(144, 2, @"陷波频率（赫兹），若使用。", null));
            TraceSchemaRows.Add(new HeadRow(146, 2, @"陷波坡度（分贝/倍频程）。", null));
            TraceSchemaRows.Add(new HeadRow(148, 2, @"低截频率（赫兹），若使用。", null));
            TraceSchemaRows.Add(new HeadRow(150, 2, @"高截频率（赫兹），若使用。", null));
            TraceSchemaRows.Add(new HeadRow(152, 2, @"低截坡度（分贝/倍频程）。", null));
            TraceSchemaRows.Add(new HeadRow(154, 2, @"高截坡度（分贝/倍频程）。", null));
            TraceSchemaRows.Add(new HeadRow(156, 2, @"数据记录的年。", null));
            TraceSchemaRows.Add(new HeadRow(158, 2, @"日（以格林尼治标准时间和通用协调时间为基准的公元日）。", null));
            TraceSchemaRows.Add(new HeadRow(160, 2, @"时（24小时制）。", null));
            TraceSchemaRows.Add(new HeadRow(162, 2, @"分。", null));
            TraceSchemaRows.Add(new HeadRow(164, 2, @"秒。", null));
            TraceSchemaRows.Add(new HeadRow(166, 2, @"时间基准码：1=当地
2=格林尼治标准时间
3=其他，应在扩展原文文件头的用户定义文本段解释
4=通用协调时间。", null));
            TraceSchemaRows.Add(new HeadRow(168, 2, @"道加权因子――最小有效位数定义为2伏。（N=0，1，…，32767）。", null));
            TraceSchemaRows.Add(new HeadRow(170, 2, @"滚动开关位置1的检波器组号。", null));
            TraceSchemaRows.Add(new HeadRow(172, 2, @"野外原始记录中道号1的检波器组号。", null));
            TraceSchemaRows.Add(new HeadRow(174, 2, @"野外原始记录中最后一道的检波器组号。", null));
            TraceSchemaRows.Add(new HeadRow(176, 2, @"间隔大小（滚动时甩掉的总检波器组数）。", null));
            TraceSchemaRows.Add(new HeadRow(178, 2, @"相对测线斜坡起始或终止点的移动。1=下(或后),2=上(或前)", null));
            TraceSchemaRows.Add(new HeadRow(180, 4, @"该道的道集(CDP)位置X坐标(应用道头71-72字节的因子)。", null));
            TraceSchemaRows.Add(new HeadRow(184, 4, @"该道的道集(CDP)位置Y坐标。", null));
            TraceSchemaRows.Add(new HeadRow(188, 4, @"对于3-D叠后数据，本字段用来填纵向线号(In-line)。", null));
            TraceSchemaRows.Add(new HeadRow(192, 4, @"对于3-D叠后数据，本字段用来填横向线号(Cross-line)。", null));
            TraceSchemaRows.Add(new HeadRow(196, 4, @"", null));
            TraceSchemaRows.Add(new HeadRow(200, 2, @"应用于道头中197-200字节炮点号的因子，以得到实际数值。", null));
            TraceSchemaRows.Add(new HeadRow(202, 2, @"道值测量单位。", null));
            TraceSchemaRows.Add(new HeadRow(204, 6, @"转换常数――该倍数用于将数据道采样转换成转换单位（道头211-212字节指定）。", null));
            TraceSchemaRows.Add(new HeadRow(210, 2, @"转换单位――经乘以道头205-210字节中的转换常数后的数据道采样测量单位。", null));
            TraceSchemaRows.Add(new HeadRow(212, 2, @"设备/道标识――与数据道关联的单位号或设备号。", null));
            TraceSchemaRows.Add(new HeadRow(214, 2, @"在道头95-114字节给出的作用于时间的因子，以得到真实的毫秒表示的时间值。", null));
            TraceSchemaRows.Add(new HeadRow(216, 2, @"道值测量单位。", null));
            TraceSchemaRows.Add(new HeadRow(218, 6, @"相对震源方位的震源能量方向――正方位方向在道头217-218字节定义。", null));
            TraceSchemaRows.Add(new HeadRow(224, 6, @"震源测量――描述产生道的震源效应。", null));
            TraceSchemaRows.Add(new HeadRow(230, 2, @"震源测量单位――用于震源测量、道头225-230字节的单位。", null));
            TraceSchemaRows.Add(new HeadRow(232, 8, @"未赋值――为任选信息预留。", null));
        }
        private void CreateFileSchema()
        {
            HeaderSchemaRows = new List<HeadRow>();
            HeaderSchemaRows.Add(new HeadRow(0, 4, "作业标识号", null));
            HeaderSchemaRows.Add(new HeadRow(4, 4, "测线号", null));
            HeaderSchemaRows.Add(new HeadRow(8, 4, "卷号", null));
            HeaderSchemaRows.Add(new HeadRow(12, 2, "每个道集的数据道数。叠前数据强制要求。", null));
            HeaderSchemaRows.Add(new HeadRow(14, 2, "每个道集的辅助道数。叠前数据强制要求。", null));
            HeaderSchemaRows.Add(new HeadRow(16, 2, "微秒（us）形式的采样间隔。叠前数据强制要求。", null));
            HeaderSchemaRows.Add(new HeadRow(18, 2, "微秒（us）形式的原始野外记录采样间隔。", null));
            HeaderSchemaRows.Add(new HeadRow(20, 2, "数据道采样点数。叠前数据强制要求。", null));
            HeaderSchemaRows.Add(new HeadRow(22, 2, "原始野外记录每道采样点数。", null));
            HeaderSchemaRows.Add(new HeadRow(24, 2, @"数据采样格式编码。叠前数据强制要求
1=4字节IBM浮点数
2=4字节，两互补整数
3=2字节，两互补整数
4=4字节带增益定点数（过时，不再使用）
5=4字节IEEE浮点数
6=现在没有使用
7=现在没有使用
8=1字节，两互补整数。", null));
            HeaderSchemaRows.Add(new HeadRow(26, 2, @"道集覆盖次数――每个数据集的期望数据道数（例如CMP覆盖次数）。", null));
            HeaderSchemaRows.Add(new HeadRow(28, 2, @"道分选码（即采集类型）。", null));
            HeaderSchemaRows.Add(new HeadRow(30, 2, @"垂直求和码。", null));
            HeaderSchemaRows.Add(new HeadRow(32, 2, @"起始扫描频率（Hz）。", null));
            HeaderSchemaRows.Add(new HeadRow(34, 2, @"终止扫描频率（Hz）。", null));
            HeaderSchemaRows.Add(new HeadRow(36, 2, @"扫描长度（ms）。", null));
            HeaderSchemaRows.Add(new HeadRow(38, 2, @"扫描类型码。", null));
            HeaderSchemaRows.Add(new HeadRow(40, 2, @"扫描信道的道数。", null));
            HeaderSchemaRows.Add(new HeadRow(42, 2, @"有斜坡时，以毫秒表示的扫描道起始斜坡长度（斜坡从零时刻开始，对这个长度有效）。", null));
            HeaderSchemaRows.Add(new HeadRow(44, 2, @"以毫秒表示的扫描道终止斜坡长度（斜坡终止始于扫描长度减去斜坡结尾处的长度）。", null));
            HeaderSchemaRows.Add(new HeadRow(46, 2, @"斜坡类型。", null));
            HeaderSchemaRows.Add(new HeadRow(48, 2, @"相关数据道。", null));
            HeaderSchemaRows.Add(new HeadRow(50, 2, @"二进制增益恢复：1=恢复，2=未恢复。", null));
            HeaderSchemaRows.Add(new HeadRow(52, 2, @"振幅恢复方法。", null));
            HeaderSchemaRows.Add(new HeadRow(54, 2, @"测量系统：1=米，2=英尺。", null));
            HeaderSchemaRows.Add(new HeadRow(56, 2, @"脉冲极化码。", null));
            HeaderSchemaRows.Add(new HeadRow(58, 2, @"可控源极化码。", null));
            HeaderSchemaRows.Add(new HeadRow(60, 240, @"未赋值。", null));
            HeaderSchemaRows.Add(new HeadRow(300, 2, @"SEG Y格式修订版号。", null));
            HeaderSchemaRows.Add(new HeadRow(302, 2, @"固定长度道标志。1表示所有道具有相同的采样间隔和采样点数，即在文件头中17-18和21-22字节。0表示道长可能变化，此时道头中115-116字节的采样点数必须用来确认各道的实际长度。", null));
            HeaderSchemaRows.Add(new HeadRow(304, 2, @"扩展文件头。", null));
            HeaderSchemaRows.Add(new HeadRow(306, 94, @"未赋值。", null));
        }
    }

    public class HeadRow
    {
        public int Position { get; set; } = 0;
        public int DataLength { get; set; } = 4;
        public string Description { get; set; } = string.Empty;
        public dynamic DataValue { get; set; } = null;
        public HeadRow(int position, int dataLength, string description, dynamic dataValue)
        {
            this.Position = position;
            this.DataLength = dataLength;
            this.Description = description;
            this.DataValue = dataValue;
        }
    }
}