使用NPOI将多张图片导入execl-白红宇

使用NPOI将多张图片导入execl

阅读量：4624 次

发布时间：2019-06-09

本文共 6624 字，大约阅读时间需要 22 分钟。

protected void btn_Export_Click(object sender, EventArgs e)    {        List
      
        list = ViewState["data"] as List
       
        ;        string[] AppPaths = HttpRuntime.AppDomainAppPath.ToString().Split('\\');        string PicPath = string.Empty;        for (int i = 0; i < AppPaths.Length - 2; i++)        {            PicPath = PicPath + "/" + AppPaths[i];        }        PicPath = PicPath.Substring(1) + "/mytest/Photos";        ///调用模板，先保存，后下载        string path = Server.MapPath("../../template/SJingSJ.xls");        using (FileStream fs = File.OpenRead(path))        {            using (Workbook wk = new HSSFWorkbook(fs))            {                int pictureIndex1 = AddPictureToWorkbook(list[0].XQSY, PicPath, wk);                int pictureIndex2 = AddPictureToWorkbook(list[0].XZSY, PicPath, wk);                int pictureIndex3 = AddPictureToWorkbook(list[0].XHSY, PicPath, wk);                using (Sheet sheet = wk.GetSheetAt(0))                {                    sheet.GetRow(1).GetCell(3).SetCellValue(list[0].JH);                    sheet.GetRow(1).GetCell(10).SetCellValue(list[0].FZR);                    sheet.GetRow(1).GetCell(15).SetCellValue(list[0].XJRQ);                    sheet.GetRow(2).GetCell(6).SetCellValue(list[0].GCZSQDYL1);                    sheet.GetRow(3).GetCell(6).SetCellValue(list[0].GCZSQDYL2);                    sheet.GetRow(4).GetCell(6).SetCellValue(list[0].GCZSQDYL3);                    sheet.GetRow(5).GetCell(6).SetCellValue(list[0].GY);                    sheet.GetRow(6).GetCell(6).SetCellValue(list[0].YY);                    sheet.GetRow(7).GetCell(6).SetCellValue(list[0].PZ);                    sheet.GetRow(8).GetCell(6).SetCellValue(list[0].SZ);                    sheet.GetRow(9).GetCell(6).SetCellValue(list[0].XJYYJMB);                    sheet.GetRow(2).GetCell(13).SetCellValue(list[0].LC);                    sheet.GetRow(3).GetCell(13).SetCellValue(list[0].XJYB);                    sheet.GetRow(4).GetCell(13).SetCellValue(list[0].JYGX);                    sheet.GetRow(5).GetCell(13).SetCellValue(list[0].XQ);                    sheet.GetRow(6).GetCell(13).SetCellValue(list[0].GCXJ);                    sheet.GetRow(10).GetCell(5).SetCellValue(list[0].YXJSJ);                    sheet.GetRow(10).GetCell(10).SetCellValue(list[0].YXJYL);                    sheet.GetRow(10).GetCell(15).SetCellValue(list[0].YXJPL);                    sheet.GetRow(11).GetCell(5).SetCellValue(list[0].EXJSJ);                    sheet.GetRow(11).GetCell(10).SetCellValue(list[0].EXJYL);                    sheet.GetRow(11).GetCell(15).SetCellValue(list[0].EXJPL);                    sheet.GetRow(12).GetCell(5).SetCellValue(list[0].SXJSJ);                    sheet.GetRow(12).GetCell(10).SetCellValue(list[0].SXJYL);                    sheet.GetRow(12).GetCell(15).SetCellValue(list[0].SXJPL);                    sheet.GetRow(13).GetCell(4).SetCellValue(list[0].YXJSJ2);                    sheet.GetRow(13).GetCell(10).SetCellValue(list[0].YXJYL2);                    sheet.GetRow(13).GetCell(15).SetCellValue(list[0].YJKPL);                    sheet.GetRow(14).GetCell(15).SetCellValue(list[0].YCKPL);                    sheet.GetRow(15).GetCell(4).SetCellValue(list[0].EXJSJ2);                    sheet.GetRow(15).GetCell(10).SetCellValue(list[0].EXJYL2);                    sheet.GetRow(15).GetCell(15).SetCellValue(list[0].EJKPL);                    sheet.GetRow(16).GetCell(15).SetCellValue(list[0].ECKPL);                    sheet.GetRow(17).GetCell(4).SetCellValue(list[0].SXJSJ2);                    sheet.GetRow(17).GetCell(10).SetCellValue(list[0].SXJYL2);                    sheet.GetRow(17).GetCell(15).SetCellValue(list[0].SJKPL);                    sheet.GetRow(18).GetCell(15).SetCellValue(list[0].SCKPL);                    sheet.GetRow(19).GetCell(4).SetCellValue(list[0].XJCH);                    sheet.GetRow(20).GetCell(4).SetCellValue(list[0].XJXG);                    sheet.GetRow(23).GetCell(2).SetCellValue(list[0].XQSYSJ);                    sheet.GetRow(23).GetCell(5).SetCellValue(list[0].XZSYSJ);                    sheet.GetRow(23).GetCell(12).SetCellValue(list[0].XHSYSJ);                    InsertPictureToSheet(sheet, pictureIndex1, 2, 24, 4, 24);                    InsertPictureToSheet(sheet, pictureIndex2, 5, 24, 11, 24);                    InsertPictureToSheet(sheet, pictureIndex3, 12, 24, 16, 24);                    //AddPictureToExecl(list[0].XQSY, PicPath, wk, sheet, 2, 24, 4, 24);                    //AddPictureToExecl(list[0].XZSY, PicPath, wk, sheet, 5, 24, 11, 24);                    //AddPictureToExecl(list[0].XHSY, PicPath, wk, sheet, 12, 24, 16, 24);                    string outputPath = Server.MapPath("../../OutPut/注水井洗井设计报表.xls");                    using (FileStream files = new FileStream(outputPath, FileMode.Create))                    {                        wk.Write(files);                    }                    Response.Clear();                    Response.Buffer = true;                    Response.Charset = "utf-8";                    Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode("注水井洗井设计报表", System.Text.Encoding.UTF8) + ".xls");                    Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");     //设置输出流为简体中文                    Response.ContentType = "application/ms-execl";    //设置输出文件类型为excel文件。                     Response.WriteFile(outputPath);                    Response.End();                }            }        }    }

View Code

//2, 24, 4, 24    private int AddPictureToWorkbook(string picName, string PicPath, Workbook wk)    {        bool isExists = true;        if (!string.IsNullOrEmpty(picName))        {            PicPath = PicPath + "/" + picName;            isExists = Directory.Exists(PicPath);        }        else        {            isExists = false;        }        if (!isExists)        {            PicPath = Server.MapPath("../../Images/Button/Defalut .jpg");        }        byte[] bytes = System.IO.File.ReadAllBytes(PicPath);        int pictureIdx = wk.AddPicture(bytes, PictureType.JPEG);        return pictureIdx;    }

View Code

private void InsertPictureToSheet(Sheet sheet, int pictureIdx, int StartX, int StartY, int EndX, int EndY)    {        Drawing patriarch = sheet.CreateDrawingPatriarch();        HSSFClientAnchor anchor = new HSSFClientAnchor(255, 125, 1023, 150, StartX, StartY, EndX, EndY);        Picture pict = patriarch.CreatePicture(anchor, pictureIdx);        pict.Resize(1);    }

View Code

转载于:https://www.cnblogs.com/gotoschool/p/4103063.html

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