mes-client/FileWatcher/Form4.cs

using Aspose.Cells;
using Aspose.Cells.Drawing;
using Aspose.Cells.Rendering;
using NPOI.HSSF.UserModel;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Windows.Forms;
using UMESDLLService;

namespace FileWatcher
{
    public partial class Form4 : Form
    {
        public Form4()
        {
            InitializeComponent();
        }

        private void label12_Click(object sender, EventArgs e)
        {

        }

        private void textBox7_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox3_TextChanged(object sender, EventArgs e)
        {

        }
        Thread InitDB;
        Thread InitDB1;
        Thread InitDB2;
        Thread InitDB3;
        DataTable dt;
        //DataHelper dh = new DataHelper();

        public void ConvertExcelToImages(string excelFilePath, string outputFolder)
        {
            // 确保输出目录存在
            if (!Directory.Exists(outputFolder))
            {
                Directory.CreateDirectory(outputFolder);
            }

            // 加载Excel工作簿
            Workbook workbook = new Workbook(excelFilePath);

            // 处理每个工作表
            foreach (Worksheet worksheet in workbook.Worksheets)
            {
                ProcessWorksheet(worksheet, outputFolder);
            }
        }

        private void ProcessWorksheet(Worksheet worksheet, string outputFolder)
        {
            // 获取工作表中的所有图片
            List<Picture> pictures = new List<Picture>();
            foreach (Picture picture in worksheet.Pictures)
            {
                pictures.Add(picture);
            }

            // 获取使用的行数
            int totalRows = worksheet.Cells.MaxDataRow + 1;
            int imageIndex = 1;

            // 每30行生成一张图片
            for (int startRow = 0; startRow < totalRows; startRow += 30)
            {
                int endRow = Math.Min(startRow + 29, totalRows - 1);

                // 创建图片选项
                ImageOrPrintOptions options = new ImageOrPrintOptions();
                options.ImageFormat = ImageFormat.Png;
                options.OnePagePerSheet = false;
                options.PrintingPage = PrintingPageType.IgnoreBlank;

                worksheet.PageSetup.PrintArea = $"A{startRow + 1}:AC{endRow + 1}";
                // 设置只渲染指定的行范围

                // 创建SheetRender对象
                SheetRender sr = new SheetRender(worksheet, options);

                // 获取渲染后的图像
                Bitmap bitmap = sr.ToImage(0);

                // 如果有图片在当前行范围内，将它们添加到最终图像中
                if (pictures.Count > 0)
                {
                    using (Bitmap finalImage = new Bitmap(bitmap.Width+100, bitmap.Height ))
                    using (Graphics g = Graphics.FromImage(finalImage))
                    {
                        // 绘制Excel内容
                        g.DrawImage(bitmap, 0, 0);

                        // 绘制原始Excel中的图片
                        int yOffset = bitmap.Height;
                        // 保存图像
                        string imagePath = Path.Combine(outputFolder, $"{worksheet.Name}_{imageIndex}.png");
                        finalImage.Save(imagePath, ImageFormat.Png);
                        Console.WriteLine($"Saved: {imagePath}");
                    }
                }
                else
                {
                    // 如果没有图片，直接保存渲染的图像
                    string imagePath = Path.Combine(outputFolder, $"{worksheet.Name}_{imageIndex}.png");
                    bitmap.Save(imagePath, ImageFormat.Png);
                    Console.WriteLine($"Saved: {imagePath}");
                }

                imageIndex++;
            }
        }

        private void Form4_Load(object sender, EventArgs e)
        {
            string excelFilePath = @"C:\Users\callm\Desktop\新建文件夹 (4)\P802 作业指导书 .xls";
            string outputFolder = @"C:\output\images";

            ConvertExcelToImages(excelFilePath, outputFolder);
            //Console.WriteLine("转换完成。按任意键退出。");
            //Console.ReadKey();
        }

        private void ConnectDB()
        {
            DataHelper dh = new DataHelper();
            for (int i = 150000; i <= 200000; i++)
            {
                Console.WriteLine(i);
                string sql = "insert into simlist(si_id,si_code,si_sim)values(simlist_seq.nextval,'SIM-01','" + dt.Rows[i]["ID1"].ToString() + "')";
                dh.ExecuteSql(sql, "insert");
            }
        }

        private void ConnectDB1()
        {
            DataHelper dh = new DataHelper();
            for (int i = 350000; i <= 400000; i++)
            {
                Console.WriteLine(i);
                string sql = "insert into simlist(si_id,si_code,si_sim)values(simlist_seq.nextval,'SIM-01','" + dt.Rows[i]["ID1"].ToString() + "')";
                dh.ExecuteSql(sql, "insert");
            }
        }

        private void ConnectDB2()
        {
            DataHelper dh = new DataHelper();
            for (int i = 550000; i <= 600000; i++)
            {
                Console.WriteLine(i);
                string sql = "insert into simlist(si_id,si_code,si_sim)values(simlist_seq.nextval,'SIM-01','" + dt.Rows[i]["ID1"].ToString() + "')";
                dh.ExecuteSql(sql, "insert");
            }
        }

        private void ConnectDB3()
        {
            DataHelper dh = new DataHelper();
            for (int i = 650000; i <= 700000; i++)
            {
                Console.WriteLine(  i);
                string sql = "insert into simlist(si_id,si_code,si_sim)values(simlist_seq.nextval,'SIM-01','" + dt.Rows[i]["ID1"].ToString() + "')";
                dh.ExecuteSql(sql, "insert");
            }
        }

        public static string ToUrlEncode(string strCode)
        {
            StringBuilder sb = new StringBuilder();
            byte[] byStr = System.Text.Encoding.UTF8.GetBytes(strCode); //默认是System.Text.Encoding.Default.GetBytes(str)  
            System.Text.RegularExpressions.Regex regKey = new System.Text.RegularExpressions.Regex("^[A-Za-z0-9]+$");
            for (int i = 0; i < byStr.Length; i++)
            {
                string strBy = Convert.ToChar(byStr[i]).ToString();
                if (regKey.IsMatch(strBy))
                {
                    //是字母或者数字则不进行转换    
                    sb.Append(strBy);
                }
                else
                {
                    sb.Append(@"%" + Convert.ToString(byStr[i], 16));
                }
            }
            return (sb.ToString());
        }
        private void textBox4_TextChanged(object sender, EventArgs e)
        {

        }

        private void SaveFileToJPG(string filename)
        {
            DataHelper dh = new DataHelper();
            DataTable dt = ExcelToDataTable(@"C:\Users\callm\Desktop\Autosave\Vortex-ICC ID数据库.xlsx", true);
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                string sql = "insert into simlist(si_id,si_code,si_sim)values(simlist_seq.nextval,'SIM-01','" + dt.Rows[i]["ID1"].ToString() + "')";
                dh.ExecuteSql(sql, "insert");
            }
        }

        public static DataTable ExcelToDataTable(string filePath, bool isColumnName)
        {
            DataTable dataTable = null;
            FileStream fs = null;
            DataColumn column = null;
            DataRow dataRow = null;
            IWorkbook workbook = null;
            ISheet sheet = null;
            IRow row = null;
            ICell cell = null;
            int startRow = 0;
            try
            {
                using (fs = File.OpenRead(filePath))
                {
                    // 2007版本
                    if (filePath.IndexOf(".xlsx") > 0)
                    {
                        workbook = new XSSFWorkbook(fs);
                    }
                    // 2003版本
                    else if (filePath.IndexOf(".xls") > 0)
                    {
                        workbook = new HSSFWorkbook(fs);
                    }
                    if (workbook != null)
                    {
                        sheet = workbook.GetSheetAt(0);//读取第一个sheet，当然也可以循环读取每个sheet
                        dataTable = new DataTable();
                        if (sheet != null)
                        {
                            int rowCount = sheet.LastRowNum;//总行数
                            if (rowCount > 0)
                            {
                                IRow firstRow = sheet.GetRow(0);//第一行
                                int cellCount = firstRow.LastCellNum;//列数

                                //构建datatable的列
                                if (isColumnName)
                                {
                                    startRow = 1;//如果第一行是列名，则从第二行开始读取
                                    for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
                                    {
                                        cell = firstRow.GetCell(i);
                                        if (cell != null)
                                        {
                                            if (cell.StringCellValue != null)
                                            {
                                                column = new DataColumn(cell.StringCellValue);
                                                dataTable.Columns.Add(column);
                                            }
                                        }
                                    }
                                }
                                else
                                {
                                    for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
                                    {
                                        column = new DataColumn("column" + (i + 1));
                                        dataTable.Columns.Add(column);
                                    }
                                }
                                //填充行
                                for (int i = startRow; i <= rowCount; ++i)
                                {
                                    row = sheet.GetRow(i);
                                    if (row == null) continue;

                                    dataRow = dataTable.NewRow();
                                    for (int j = row.FirstCellNum; j < cellCount; ++j)
                                    {
                                        cell = row.GetCell(j);
                                        if (cell == null)
                                        {
                                            dataRow[j] = "";
                                        }
                                        else
                                        {
                                            //CellType(Unknown = -1,Numeric = 0,String = 1,Formula = 2,Blank = 3,Boolean = 4,Error = 5,)
                                            switch (cell.CellType)
                                            {
                                                case CellType.Blank:
                                                    dataRow[j] = "";
                                                    break;
                                                case CellType.Numeric:
                                                    short format = cell.CellStyle.DataFormat;
                                                    //对时间格式（2015.12.5、2015/12/5、2015-12-5等）的处理
                                                    if (format == 14 || format == 31 || format == 57 || format == 58)
                                                        dataRow[j] = cell.DateCellValue;
                                                    else
                                                        dataRow[j] = cell.NumericCellValue;
                                                    break;
                                                case CellType.String:
                                                    dataRow[j] = cell.StringCellValue;
                                                    break;
                                                case CellType.Formula:
                                                    dataRow[j] = cell.StringCellValue;
                                                    break;
                                            }
                                        }
                                    }
                                    dataTable.Rows.Add(dataRow);
                                }
                            }
                        }
                    }
                }
                return dataTable;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                if (fs != null)
                {
                    fs.Close();
                }
                return null;
            }
        }
    }
}