using GeoSigma.UCDraw;
using SigmaDrawerElement;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;
using UCDraw;
using Unplugged.Segy;

namespace GeoSigma.PcgDrawSection
{
    public partial class FormSegYParse : Form
    {
        //int inlineMin = 0, inlineMax = 0, crosslineMin = 0, crosslineMax = 0;
        //ISegyFile segy;
        //ISegyOptions segyOptions;

        //bool bEnableDraw = true;

        //DrawViewer drawView = null;
        //long sectionPtr = 0;
        public FormSegYParse()
        {
            InitializeComponent();

            //ttxtInlineNum.TextBox.Validating += ttxtInlineNum_Validating;
            //ttxtCrosslineNum.TextBox.Validating += ttxtCrosslineNum_Validating;

            //segyOptions = new SegyOptions();

            //InitSectionViewer();
        }

        private void FormSegYParse_FormClosing(object sender, FormClosingEventArgs e)
        {
            e.Cancel = ucSectionViewer1.CancelClosing();
        }
        //private void FormSegYParse_Load(object sender, EventArgs e)
        //{
        //    Application.Idle += Application_Idle;
        //}
        //private void Application_Idle(object sender, EventArgs e)
        //{
        //    bool isTraceShow = this.tsbtnInline.Checked;

        //    for (int i = 0; i < this.bdnavInline.Items.Count; i++)
        //    {
        //        this.bdnavInline.Items[i].Enabled = isTraceShow;
        //    }
        //    for (int i = 0; i < this.bdnavCrossline.Items.Count; i++)
        //    {
        //        this.bdnavCrossline.Items[i].Enabled = !isTraceShow;
        //    }

        //    this.tsbtnInline.Enabled = true;
        //    this.bindingNavigatorCountItem1.Enabled = true;

        //    this.tsbtnCrossline.Enabled = true;
        //    this.bindingNavigatorCountItem.Enabled = true;
        //}
        ///// <summary>
        ///// 创建剖面绘图区
        ///// </summary>
        //private void InitSectionViewer()
        //{
        //    MainView viewer = new MainView();
        //    viewer.ToolMainVisible = false;
        //    viewer.DrawerGotFocus += (object drawer, EventArgs ea) =>
        //    {
        //        Trace.WriteLine("openFile:" + ea.ToString());
        //    };
        //    if (viewer.NewFile("Inline") == false)
        //    {
        //        return;
        //    }
        //    drawView = viewer.ViewControl;

        //    mainContainer.TopToolStripPanel.Controls.Add(viewer.ToolstripElements);
        //    this.tspMain.Location = new Point(0, 0);
        //    viewer.ToolstripElements.Location = new Point(0, this.tspMain.Height+2);

        //    mainContainer.ContentPanel.Controls.Add(drawView);
        //    viewer.ViewControl.Dock = DockStyle.Fill;
        //}
        ///// <summary>
        ///// 打开文件
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void tbtnOpenFile_Click(object sender, EventArgs e)
        //{
        //    OpenFileDialog ofd = new OpenFileDialog();
        //    ofd.Filter = "Segy文件|*.segy;*.sgy|所有文件|*.*";
        //    ofd.RestoreDirectory = true;
        //    ofd.Title = "打开Segy文件";
        //    if(ofd.ShowDialog(this)!= DialogResult.OK)
        //    {
        //        return;
        //    }
        //    string strFile = ofd.FileName;
        //    var reader = new SegyReader();
        //    reader.Options = segyOptions;
        //    segy = reader.Read(strFile, new SegyReadingProgress(this.tpgbMain.ProgressBar));
        //    this.tpgbMain.Value = 0;

        //    ResetLineRange();
        //}
        ///// <summary>
        ///// 重置并绑定inline、crossline
        ///// </summary>
        //private void ResetLineRange()
        //{
        //    // Inline、Crossline范围
        //    segy.GetLineRange(ref inlineMin, ref inlineMax, ref crosslineMin, ref crosslineMax);

        //    int nProgress = 0;

        //    bEnableDraw = false;
        //    int[] arrCrossline = new int[crosslineMax - crosslineMin + 1];            
        //    for (int i = crosslineMin; i <= crosslineMax; i++)
        //    {
        //        arrCrossline[nProgress] = crosslineMin + nProgress;
        //        nProgress++;
        //    }
        //    this.bdSourceCrossline.DataSource = arrCrossline;
        //    this.bdnavCrossline.BindingSource = this.bdSourceCrossline;
        //    this.bindingNavigatorCountItem.Text = $"/{crosslineMax}";
        //    this.ttxtCrosslineNum.Text = $"{crosslineMin}";

        //    bEnableDraw = true;
        //    int[] arrInline = new int[inlineMax - inlineMin + 1];
        //    nProgress = 0;
        //    for (int i = inlineMin; i <= inlineMax; i++)
        //    {
        //        arrInline[nProgress] = inlineMin + nProgress;
        //        nProgress++;
        //    }
        //    this.bdSourceInline.DataSource = arrInline;
        //    this.bdnavInline.BindingSource = this.bdSourceInline;
        //    this.bindingNavigatorCountItem1.Text = $"/{inlineMax}";
        //    this.ttxtInlineNum.Text = $"{inlineMin}";

        //    this.tsbtnInline.Checked = true;
        //    this.tsbtnCrossline.Checked = false;
        //}

        ///// <summary>
        ///// 打开文件头分析窗口
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void tbtnParseHeader_Click(object sender, EventArgs e)
        //{
        //    FormParseHeader frmParse = new FormParseHeader();
        //    frmParse.Segy = this.segy;
        //    frmParse.Options = this.segyOptions;
        //    frmParse.Show(this);
        //    frmParse.FormClosed += (object frm, FormClosedEventArgs close) => 
        //    {
        //        if(frmParse.DialogResult == DialogResult.OK)
        //        {
        //            ResetLineRange();
        //        }
        //    };
        //}

        //private void bdnavInline_RefreshItems(object sender, EventArgs e)
        //{

        //}
        ///// <summary>
        ///// 跳转到inline
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void ttxtInlineNum_KeyPress(object sender, KeyPressEventArgs e)
        //{
        //    postionEdit(sender, e, (int[])bdSourceInline.DataSource);
        //}
        ///// <summary>
        ///// 跳转到crossline
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void ttxtCrosslineNum_KeyPress(object sender, KeyPressEventArgs e)
        //{
        //    postionEdit(sender, e, (int[])bdSourceCrossline.DataSource);
        //}
        //private void postionEdit(object sender, KeyPressEventArgs e, int[] values)
        //{
        //    if(values == null)
        //    {
        //        return;
        //    }
        //    if (e.KeyChar == (char)Keys.Return)
        //    {
        //        string strValue = ((ToolStripTextBox)sender).Text;
        //        if (string.IsNullOrEmpty(strValue))
        //        {
        //            e.Handled = true;
        //            return;
        //        }
        //        int nValue = Convert.ToInt32(strValue);                
        //        int nPos = Array.IndexOf(values,nValue);
        //        if (nPos >= 0)
        //        {
        //            this.bdSourceInline.Position = nPos;
        //        }
        //        e.Handled = true;
        //    }
        //    else
        //    {
        //        if (e.KeyChar != '\b')//这是允许输入退格键 
        //        {
        //            if ((e.KeyChar < '0') || (e.KeyChar > '9'))//这是允许输入0-9数字 
        //            {
        //                e.Handled = true;
        //            }
        //        }
        //    }
        //}

        ///// <summary>
        ///// Inline导航事件
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void bdSourceInline_PositionChanged(object sender, EventArgs e)
        //{
        //    int nInlineNum = ((int[])bdSourceInline.DataSource)[bdSourceInline.Position];
        //    this.ttxtInlineNum.Text = nInlineNum.ToString();
        //    if (bEnableDraw)
        //    {
        //         ShowInline(nInlineNum);                
        //    }
        //}
        ///// <summary>
        ///// Crossline导航事件
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void bdSourceCrossline_PositionChanged(object sender, EventArgs e)
        //{
        //    int nlineNum = ((int[])bdSourceCrossline.DataSource)[bdSourceCrossline.Position];
        //    this.ttxtCrosslineNum.Text = nlineNum.ToString();
        //    if (bEnableDraw)
        //    {
        //        ShowCrossline(nlineNum);
        //    }
        //}
        ///// <summary>
        ///// 切换到Inline浏览
        ///// </summary>
        ///// <param name="sender"></param>
        ///// <param name="e"></param>
        //private void tsbtnInline_Click(object sender, EventArgs e)
        //{
        //    this.tsbtnInline.Checked = true;
        //    this.tsbtnCrossline.Checked = false;
        //}

        //private void tsbtnCrossline_Click(object sender, EventArgs e)
        //{
        //    this.tsbtnInline.Checked = false;
        //    this.tsbtnCrossline.Checked = true;
        //}

        //private void bdnavCrossline_RefreshItems(object sender, EventArgs e)
        //{

        //}

        //private void ttxtInlineNum_Validating(object sender, CancelEventArgs e)
        //{
        //    bool bValid = Regex.IsMatch(ttxtInlineNum.Text, @"^\d+$");
        //    if (!bValid)
        //    {
        //        e.Cancel = true;
        //    }
        //}
        //private void ttxtCrosslineNum_Validating(object sender, CancelEventArgs e)
        //{
        //    bool bValid = Regex.IsMatch(ttxtCrosslineNum.Text, @"^\d+$");
        //    if (!bValid)
        //    {
        //        e.Cancel = true;
        //    }
        //}

        //private void ShowCrossline(int lineNum)
        //{
        //    int nCount = segy.Traces.Count;
        //    List<int> lstTraceIndex = new List<int>();

        //    for (int i = 0; i < nCount; i++)
        //    {
        //        if (segy.Traces[i].Header.CrosslineNumber == lineNum)
        //        {
        //            lstTraceIndex.Add(i);
        //        }
        //    }

        //    DrawerSeismicSection section = new DrawerSeismicSection();
        //    section.Base.TraceCount = lstTraceIndex.Count;
        //    section.Base.SampleCount = segy.Header.SampleNumber;
        //    section.Base.SampleStep = segy.Header.SampleInteral;
        //    section.Base.FormatCode = (int)segy.Header.SampleFormat;
        //    section.Base.IsPC = this.segyOptions.IsLittleEndian.Value ? 1 : 0;

        //    DrawerElementProperty property = new DrawerElementProperty();
        //    property.Element = section;
        //    string strProperty = DrawerElementHelp.Serialize(property);

        //    float[] btsValus = new float[section.Base.SampleCount * section.Base.TraceCount];
        //    int nTraceCount = section.Base.TraceCount;
        //    int nSampleCount = section.Base.SampleCount;
        //    for (int i = 0; i < nTraceCount; i++)
        //    {
        //        for (int j = 0; j < nSampleCount; j++)
        //        {
        //            btsValus[i * nSampleCount + j] = segy.Traces[lstTraceIndex[i]].Values[j];
        //        }
        //    }

        //    if (sectionPtr > 0)
        //    {
        //        this.drawView.DeleteSeismicSection(sectionPtr);
        //        sectionPtr = this.drawView.AddSeismicSection(strProperty, btsValus);
        //        btsValus = null;
        //        this.drawView.Redraw();
        //    }
        //    else
        //    {
        //        sectionPtr = this.drawView.AddSeismicSection(strProperty, btsValus);
        //        btsValus = null;
        //        this.drawView.ViewAll();
        //    }
        //}

        //private void ShowInline(int inlineNum)
        //{
        //    int nCount = segy.Traces.Count;
        //    List<int> lstTraceIndex = new List<int>();

        //    for (int i = 0; i < nCount; i++)
        //    {
        //        if(segy.Traces[i].Header.InlineNumber == inlineNum)
        //        {
        //            //if (segy.Traces[i].Header.CrosslineNumber > 1449
        //            //    && segy.Traces[i].Header.CrosslineNumber < 1451)
        //            {
        //                lstTraceIndex.Add(i);
        //            }
        //        }
        //    }

        //    DrawerSeismicSection section = new DrawerSeismicSection();
        //    section.Base.TraceCount = lstTraceIndex.Count;
        //    section.Base.SampleCount = segy.Header.SampleNumber;
        //    section.Base.SampleStep = segy.Header.SampleInteral;
        //    section.Base.FormatCode = (int)segy.Header.SampleFormat;
        //    section.Base.IsPC = this.segyOptions.IsLittleEndian.Value ? 1 : 0;

        //    DrawerElementProperty property = new DrawerElementProperty();
        //    property.Element = section;
        //    string strProperty = DrawerElementHelp.Serialize(property);

        //    float[] btsValus = new float[section.Base.SampleCount * section.Base.TraceCount];
        //    int nTraceCount = section.Base.TraceCount;
        //    int nSampleCount = section.Base.SampleCount;
        //    StringBuilder strbMsg = new StringBuilder();
        //    for (int i=0;i< nTraceCount; i++)
        //    {
        //        // Buffer.BlockCopy(segy.Traces[lstTraceIndex[i]].Values, 0, btsValus, 0, section.Base.SampleCount);
        //        for(int j=0;j< nSampleCount; j++)
        //        {
        //            btsValus[i * nSampleCount + j] = segy.Traces[lstTraceIndex[i]].Values[j];
        //            //strbMsg.AppendLine($"{btsValus[i * nSampleCount + j]}");
        //        }
        //    }
        //    Trace.WriteLine(strbMsg.ToString());

        //    if (sectionPtr > 0)
        //    {
        //        this.drawView.DeleteSeismicSection(sectionPtr);
        //        sectionPtr = this.drawView.AddSeismicSection(strProperty, btsValus);
        //        btsValus = null;
        //        this.drawView.Redraw();
        //    }
        //    else
        //    {
        //        sectionPtr = this.drawView.AddSeismicSection(strProperty, btsValus);
        //        btsValus = null;
        //        this.drawView.ViewAll();                
        //    }
        //}
    }
    public class SegyReadingProgress : IReadingProgress
    {
        public ProgressBar ProgressControl { get; set; }
        public bool CancellationPending { get; set; } = false;

        public SegyReadingProgress(ProgressBar progressControl)
        {
            this.ProgressControl = progressControl;
        }

        public void ReportProgress(int progressPercentage)
        {
            if (ProgressControl != null)
            {
                ProgressControl.Value = progressPercentage;
            }
        }
    }
}