using System;
using System.Collections;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Windows.Forms;
using OTS.WinFormsUI.Docking;
using OTSDataType;
using OTSSysMgrTools;
using static OTSMeasureApp.OTSMeasureStatusWindow;

namespace OTSMeasureApp
{
    public partial class frmSpecialGrayParticle : DockContent
    {
        //国际化
        OTSSysMgrTools.Language lan;
        Hashtable table;

        //测量主窗体
        public OTSIncAMeasureAppForm m_MeasureAppForm;
        public OTSMeasureStatusWindow MeasureStatuWindow;
        OTSImageData m_ImageData = null;
        NLog.Logger log ;
        public frmSpecialGrayParticle(OTSIncAMeasureAppForm m_MeasureForm, OTSMeasureStatusWindow MeasureStatuForm)
        {
            log = NLog.LogManager.GetCurrentClassLogger();
            InitializeComponent();
            m_MeasureAppForm = m_MeasureForm;
            MeasureStatuWindow = MeasureStatuForm;
            //国际化
            lan = new OTSSysMgrTools.Language(this);
            table = lan.GetNameTable(this.Name);
        }
        private Bitmap bseImg;
        /// <summary>
        /// 获取当前的BSE原图
        /// </summary>
        public Bitmap BseImg { get => bseImg; set => bseImg = value; }

        private byte[] bBseData;
        private byte[] originalBseData;
        /// <summary>
        /// 获取当前的BSE原图数据
        /// </summary>
        public byte[] GetBBseData()
        {
            return bBseData;
        }

        /// <summary>
        /// 获取当前的BSE原图数据
        /// </summary>
        public void SetBBseData(byte[] value)
        {
            bBseData = value;
            originalBseData = value;
        }
        private void RestoreOriginalBseData()
        {
            bBseData = originalBseData;
        }

        //去背景灰度最小值
        private int bseGrayMinValue=-1;
        /// <summary>
        /// 去背景灰度最小值
        /// </summary>
        public int BseGrayMinValue { get => bseGrayMinValue; set => bseGrayMinValue = value; }
        //去背景灰度最大值
        private int bseGrayMaxValue = -1;
        /// <summary>
        /// 去背景灰度最大值
        /// </summary>
        public int BseGrayMaxValue { get => bseGrayMaxValue; set => bseGrayMaxValue = value; }

        private void frmSpecialGrayParticle_Load(object sender, EventArgs e)
        {
            if (BseImg != null)
            {
                pbBSEImage.Image = BseImg;
            }
            if (BseGrayMinValue >-1)
            {
                nuDownGrayStart.Value = BseGrayMinValue;
                tbGrayStart.Value = BseGrayMinValue;
                txtGrayStart.Text = BseGrayMinValue.ToString();
            }
            if (BseGrayMaxValue >-1)
            {
                nuDownGrayEnd.Value = BseGrayMaxValue;
                tbGrayEnd.Value = BseGrayMaxValue;
                txtGrayEnd.Text = BseGrayMaxValue.ToString();
            }
            if (m_ImageData == null)
            {
                m_ImageData = new OTSImageData(MeasureStatuWindow, m_MeasureAppForm);
            }
        }
        #region BSE图去背景
        /// <summary>
        /// BSE图去背景
        /// </summary>
        /// <param name="bInput">BSE原图</param>
        /// <param name="grayStart">开始灰度值</param>
        /// <param name="grayEnd">结束灰度值</param>
        /// <returns></returns>
        protected Bitmap RemoveBseGray(Bitmap bInput,int grayStart, int grayEnd)
        {
            int imgWidth = bInput.Width;
            int imgHeight = bInput.Height;
            //转换颜色
            List<ColorMap> colorMapTemp = new List<ColorMap>();
      
            for (int i = 0; i <= grayStart; i++)
            {
                ColorMap colorMap = new ColorMap();
                string colorName = "#" + Color.FromArgb(i, i, i).Name.ToString();
                colorMap.OldColor = ColorTranslator.FromHtml(colorName);
                colorMap.NewColor = Color.White;
                colorMapTemp.Add(colorMap);
            }
            for (int i = grayEnd; i <= 255; i++)
            {
                ColorMap colorMap = new ColorMap();
                string colorName = "#" + Color.FromArgb(i, i, i).Name.ToString();
                colorMap.OldColor = ColorTranslator.FromHtml(colorName);
                colorMap.NewColor = Color.White;
                colorMapTemp.Add(colorMap);
            }
            if (colorMapTemp.Count > 0)
            {
                Bitmap cutbitmap = new Bitmap(bInput.Width, bInput.Height);
                //创建Graphics对象
                Graphics g = Graphics.FromImage(cutbitmap);
                //生成的图像大小
                int width = bInput.Width;
                int height = bInput.Height;
                //编辑被着急图像所要显示的位置
                Rectangle DrawRect = new Rectangle(0, 0, imgWidth, imgHeight);
                //编辑输出画布中着色的位置
                Rectangle ShowRect = new Rectangle(0, 0, imgWidth, imgHeight);
                ImageAttributes attr = new ImageAttributes();
                attr.SetRemapTable(colorMapTemp.ToArray());
                //从输入图像中截图至临时图像中
                g.DrawImage(bInput, ShowRect, 0, 0, DrawRect.Width, DrawRect.Height, GraphicsUnit.Pixel, attr);
                g.Dispose();

                MemoryStream ms = new MemoryStream();
                cutbitmap.Save(ms, ImageFormat.Png);
                cutbitmap.Dispose();
                //返回图像对象
                return (Bitmap)Image.FromStream(ms);
            }
            else
            {
                return null;
            }


        }
        #endregion
        protected void ShowRemoveBGImage(int startGray,int endGray)
        {
            try
            {
                //获取电镜中图像大小
                int m_iWidth=0, m_iHeight=0;
                string str = m_MeasureAppForm.m_ProjParam.GetBSEImageResolution();
                string[] sArray = str.Split('X');
                if (sArray[0] != "" && sArray[1] != "")
                {
                    m_iWidth = Convert.ToInt32(sArray[0]);
                    m_iHeight = Convert.ToInt32(sArray[1]);
                }
             
                 byte[] cBseData=new byte[m_iHeight*m_iWidth];
       
              var  bfResult = m_ImageData.GetSpecialGrayImage(bBseData,m_iWidth, m_iHeight, startGray,endGray, ref cBseData);

                bBseData = cBseData;
                //取图不成功就返回
                if (!bfResult) { return; }
                Bitmap bitmap = Imagepro.ToGrayBitmap(cBseData, m_iWidth, m_iHeight);
                ShowBSEImage(bitmap);
               
            }
            catch (Exception ex)
            {
                log.Error("(LZMeasureStatusWindow.ShowRemoveBGImage_Click)  " + ex.ToString());
            }
        }

        #region 显示去背景BSE图
        public void ShowBSEImage(Bitmap BseImg)
        {
            if (BseImg != null)
            {
                pbBSEImage.Image = BseImg;
                pbBSEImage.Refresh();
            }
        }
        #endregion

        private void nuDwonGrayStart_ValueChanged(object sender, EventArgs e)
        {
            RemoveBseGrayValueChanged();
        }

        private void nuDownGrayEnd_ValueChanged(object sender, EventArgs e)
        {
            RemoveBseGrayValueChanged();
        }

        protected void RemoveBseGrayValueChanged()
        {
            int grayStart = (int)nuDownGrayStart.Value;
            int grayEnd = (int)nuDownGrayEnd.Value;
            if (grayStart <= grayEnd)
            {
                Bitmap reBseImg = RemoveBseGray(BseImg, grayStart, grayEnd);
                if (reBseImg != null)
                {
                    ShowBSEImage(reBseImg);
                }
            }
            else
            {
                nuDownGrayEnd.Value = nuDownGrayStart.Value;
            }
            txtGrayStart.Text = nuDownGrayStart.Value.ToString();
            txtGrayEnd.Text = nuDownGrayEnd.Value.ToString();
            tbGrayStart.Value = (int)nuDownGrayStart.Value;
            tbGrayEnd.Value = (int)nuDownGrayEnd.Value;
        }

        private void tbGrayStart_Scroll(object sender, EventArgs e)
        {
            int grayStart = (int)tbGrayStart.Value;
            int grayEnd = (int)tbGrayEnd.Value;
            if (grayStart <= grayEnd)
            {
                Bitmap reBseImg = RemoveBseGray(BseImg, grayStart, grayEnd);
                if (reBseImg != null)
                {
                    ShowBSEImage(reBseImg);
                }
            }
            else
            {
                tbGrayStart.Value = tbGrayStart.Value;
                tbGrayEnd.Value = tbGrayStart.Value;
            }

            txtGrayStart.Text = tbGrayStart.Value.ToString();
            txtGrayEnd.Text = tbGrayEnd.Value.ToString();
            nuDownGrayStart.Value = (int)tbGrayStart.Value;
            nuDownGrayEnd.Value = (int)tbGrayEnd.Value;
        }

        private void tbGrayEnd_Scroll(object sender, EventArgs e)
        {
            int grayStart = (int)tbGrayStart.Value;
            int grayEnd = (int)tbGrayEnd.Value;
            if (grayStart <= grayEnd)
            {
                txtGrayStart.Text = grayStart.ToString();
                txtGrayEnd.Text = grayEnd.ToString();
                Bitmap reBseImg = RemoveBseGray(BseImg, grayStart, grayEnd);
              
                if (reBseImg != null)
                {
                    ShowBSEImage(reBseImg);
                }
            }
            else
            {
                tbGrayEnd.Value = tbGrayStart.Value;
                txtGrayEnd.Text = grayStart.ToString();
            }
            nuDownGrayStart.Value = tbGrayStart.Value;
            nuDownGrayEnd.Value = tbGrayEnd.Value;
        }

        private void btnYes_Click(object sender, EventArgs e)
        {
            RestoreOriginalBseData();
            BseGrayMinValue = Convert.ToInt32(txtGrayStart.Text);
            BseGrayMaxValue = Convert.ToInt32(txtGrayEnd.Text);
      
            COTSImageProcParam cOTSImgProc = new COTSImageProcParam();

            //remove the low end gray pixel
            //CIntRange cIntRange = new CIntRange();
            //cIntRange.SetStart(0);
            //cIntRange.SetEnd(BseGrayMinValue);
            //cOTSImgProc.SetBGGray(cIntRange);        
          var reBseImg=  ShowRemoveBGImage(bBseData,BseGrayMinValue, bseGrayMaxValue);
            ShowBSEImage(reBseImg);
            //remove the high end gray pixel
            //cIntRange.SetStart(BseGrayMaxValue);
            //cIntRange.SetEnd(255);
            //cOTSImgProc.SetBGGray(cIntRange);
            //ShowRemoveBGImage(cOTSImgProc);
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.Cancel;
        }

        #region BSE图去背景
        protected Bitmap ShowRemoveBGImage(byte[] bBseData,int grayStart,int grayEnd)
        {
            try
            {
                int m_iWidth = 0;
                int m_iHeight = 0;
                //获取电镜中图像大小
                string str = m_MeasureAppForm.m_ProjParam.GetBSEImageResolution();
                string[] sArray = str.Split('X');
                if (sArray[0] != "" && sArray[1] != "")
                {
                    m_iWidth = Convert.ToInt32(sArray[0]);
                    m_iHeight = Convert.ToInt32(sArray[1]);
                }
                //去背景图
                byte[] cBseData = null;
                //获取图像数据
                var imagefun = new OTSBSEImageFun();
                bool bfResult = imagefun.GetBSEImage(bBseData, m_iHeight, m_iWidth, grayStart, grayEnd, ref cBseData);
                if (bfResult)
                {
                    Bitmap reImg= Imagepro.ToGrayBitmap(cBseData, m_iWidth, m_iHeight);
                    return reImg;
                }
                else
                {
                    return null;
                }
            }
            catch (Exception ex)
            {
               log.Error("(ShowRemoveBGImage_Click):" + ex.ToString());
            }
            return null;
        }
        #endregion
    }
}