【Aspose.Slides】导出PPT

需求：根据PPT模板导出商品信息

需要用到的DLL：https://files.cnblogs.com/files/zhaoyl9/Aspose.Slides.zip

PPT模板：https://files.cnblogs.com/files/zhaoyl9/PPT%E6%A8%A1%E6%9D%BF.zip

导出效果：https://files.cnblogs.com/files/zhaoyl9/PPT%E5%95%86%E5%93%81%E6%96%87%E4%BB%B6.zip

#region 方案商品导出PPT
/// <summary>
/// 图片转二进制
/// </summary>
/// <param name="img"></param>
/// <returns></returns>
public static byte[] GetByteImage(string imgPath)
{
    HttpWebRequest request = (HttpWebRequest)WebRequest.Create(imgPath);
    byte[] bt = null;
    using (Stream stream = request.GetResponse().GetResponseStream())
    {
        using (MemoryStream mstream = new MemoryStream())
        {
            int count = 0;
            byte[] buffer = new byte[1024];
            int readNum = 0;
            while ((readNum = stream.Read(buffer, 0, 1024)) > 0)
            {
                count = count + readNum;
                mstream.Write(buffer, 0, readNum);
            }
            mstream.Position = 0;
            using (BinaryReader br = new BinaryReader(mstream))
            {
                bt = br.ReadBytes(count);
            }
        }
    }

    return bt;
}

/// <summary>
/// 导出PPT
/// </summary>
/// <param name="tbScheme"></param>
/// <param name="tbGoods"></param>
/// <param name="exportType">2：单页1件商品；3：单页4件商品</param>
public static void ExportPPTForSchemeGoods2(DataTable tbScheme, DataTable tbGoods)
{
    string filePath = HttpContext.Current.Server.MapPath("/UpLoadFiles/UpLoadSelectGoods/选品导出工具PPT模板2.pptx");
    Aspose.Slides.Presentation pres = new Aspose.Slides.Presentation(filePath);

    int index = 2;
    // 获取幻灯片：商品信息页
    Aspose.Slides.ISlide slide = pres.Slides[3];
    //从单张幻灯片中提取文本
    foreach (DataRow item in tbGoods.Rows)
    {
        index++;
        //复制幻灯片
        pres.Slides.InsertClone(index, slide);

        foreach (var shape in pres.Slides[index].Shapes)
        {
            #region 替换图片
            if (shape is Aspose.Slides.PictureFrame)
            {
                Aspose.Slides.PictureFrame shapPicture = (Aspose.Slides.PictureFrame)shape;
                if (shape.AlternativeText == "商品主图")
                {
                    string imgPath = item["imagePath"].ToString();
                    byte[] picBytes = GetByteImage(imgPath);
                    Aspose.Slides.IPPImage imgx1 = pres.Images.AddImage(picBytes);
                    shapPicture.PictureFormat.Picture.Image = imgx1;
                }
                if (shape.AlternativeText == "商品二维码")
                {
                    ZXing.BarcodeWriter writer = new ZXing.BarcodeWriter();
                    ZXing.Common.EncodingOptions options = new ZXing.QrCode.QrCodeEncodingOptions
                    {
                        //二维码放开这俩注释
                        DisableECI = true,
                        CharacterSet = "UTF-8",
                        PureBarcode = true,
                        Width = Convert.ToInt32("400"),
                        Height = Convert.ToInt32("400")
                    };
                    writer.Format = ZXing.BarcodeFormat.QR_CODE; //这个是二维码   
                    writer.Options = options;

                    Bitmap bmp = writer.Write("http://m.yingkefuli.com/Shop/GiftProductDetail?ID=" + item["GoodsID"].ToString()); //内容不允许为空 
                    System.IO.MemoryStream ms = new System.IO.MemoryStream();
                    try
                    {
                        bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
                        Aspose.Slides.IPPImage imgx1 = pres.Images.AddImage(ms.ToArray());
                        shapPicture.PictureFormat.Picture.Image = imgx1;
                    }
                    finally
                    {
                        //显式释放资源
                        bmp.Dispose();
                    }
                }
            }
            #endregion

            #region 替换文字
            if (shape is Aspose.Slides.AutoShape)
            {
                Aspose.Slides.IAutoShape autoShape = (Aspose.Slides.IAutoShape)shape;
                if (shape.AlternativeText == "方案名称")
                {
                    autoShape.TextFrame.Text = tbScheme.Rows[0]["SchemeName"].ToString();
                }
                if (shape.AlternativeText == "商品名称")
                {
                    autoShape.TextFrame.Text = item["ProductName"].ToString();
                }
                if (shape.AlternativeText == "市场价")
                {
                    autoShape.TextFrame.Text = "￥" + item["MarketPrice"].ToString();
                }
                if (shape.AlternativeText == "商品编号")
                {
                    autoShape.TextFrame.Text = item["GoodsID"].ToString();
                }
                if (shape.AlternativeText == "商品分类")
                {
                    autoShape.TextFrame.Text = item["CategoryName"].ToString();
                    if (item["SubName"].ToString() != "")
                    {
                        autoShape.TextFrame.Text += "/" + item["SubName"].ToString();
                    }
                }
                if (shape.AlternativeText == "商品简介")
                {
                    autoShape.TextFrame.Text = item["GoodsDescription"].ToString();
                }
            }
            #endregion
        }
    }
    slide.Remove();

    //获取最后一个幻灯片，替换联系人、联系电话
    slide = pres.Slides[pres.Slides.Count - 1];
    foreach (var shape in slide.Shapes)
    {
        if (shape is Aspose.Slides.AutoShape)
        {
            Aspose.Slides.IAutoShape autoShape = (Aspose.Slides.IAutoShape)shape;
            if (shape.AlternativeText == "联系人")
            {
                autoShape.TextFrame.Text = tbScheme.Rows[0]["Linkman"].ToString();
            }
            if (shape.AlternativeText == "联系电话")
            {
                autoShape.TextFrame.Text = tbScheme.Rows[0]["LinkmanPhone"].ToString();
            }
        }
    }

    var context = HttpContext.Current;
    string fileName = DateTime.Now.ToString("yyyyMMddHHmmss") + ".pptx";
    context.Response.Clear();
    context.Response.ContentType = "application/vnd.ms-powerpoint";    // application/vnd.ms-powerpoint          application/x-ppt
    context.Response.AppendHeader("Content-Disposition", "attachment; filename=" + fileName);
    using (var ms = new MemoryStream())
    {
        pres.Save(ms, Aspose.Slides.Export.SaveFormat.Pptx);
        context.Response.BinaryWrite(ms.ToArray());
        context.ApplicationInstance.CompleteRequest();
    }
}
public static void ExportPPTForSchemeGoods3(DataTable tbScheme, DataTable tbGoods)
{
    string filePath = HttpContext.Current.Server.MapPath("/UpLoadFiles/UpLoadSelectGoods/选品导出工具PPT模板3.pptx");
    Aspose.Slides.Presentation pres = new Aspose.Slides.Presentation(filePath);

    // 获取幻灯片：商品信息页
    Aspose.Slides.ISlide slide = pres.Slides[3];
    //需要复制的幻灯片总页数，每页4条商品信息
    int totalPage = (tbGoods.Rows.Count + 4 - 1) / 4;
    for (int i = 0; i < totalPage; i++)
    {
        pres.Slides.InsertClone(i + 3, slide);
    }

    int num1 = 0;   //记录商品信息行
    //循环幻灯片页数
    for (int i = 3; i < pres.Slides.Count; i++)
    {
        int rowIndex = 0;
        for (int j = num1; j < tbGoods.Rows.Count; j++)
        {
            rowIndex++;
            if (rowIndex > 4)
            {
                num1 = j;
                break;
            }
            foreach (var shape in pres.Slides[i].Shapes)
            {
                #region 替换图片
                if (shape is Aspose.Slides.PictureFrame)
                {
                    Aspose.Slides.PictureFrame shapPicture = (Aspose.Slides.PictureFrame)shape;
                    if (shape.AlternativeText == rowIndex + "-商品主图")
                    {
                        string imgPath = tbGoods.Rows[j]["imagePath"].ToString();
                        byte[] picBytes = GetByteImage(imgPath);
                        Aspose.Slides.IPPImage imgx1 = pres.Images.AddImage(picBytes);
                        shapPicture.PictureFormat.Picture.Image = imgx1;
                    }
                }
                #endregion

                #region 替换文字
                if (shape is Aspose.Slides.AutoShape)
                {
                    Aspose.Slides.IAutoShape autoShape = (Aspose.Slides.IAutoShape)shape;
                    if (shape.AlternativeText == "方案名称")
                    {
                        autoShape.TextFrame.Text = tbScheme.Rows[0]["SchemeName"].ToString();
                    }
                    if (shape.AlternativeText == rowIndex + "-商品编号+商品名称")
                    {
                        autoShape.TextFrame.Text = "【" + tbGoods.Rows[j]["GoodsID"].ToString() + "】" + tbGoods.Rows[j]["ProductName"].ToString();
                    }
                    if (shape.AlternativeText == rowIndex + "-商品简介")
                    {
                        autoShape.TextFrame.Text = tbGoods.Rows[j]["GoodsDescription"].ToString();
                    }
                }
                #endregion


                if ((j + 1) == tbGoods.Rows.Count)
                {
                    for (int k = (rowIndex + 1); k <= 4; k++)
                    {
                        #region 替换图片
                        if (shape is Aspose.Slides.PictureFrame)
                        {
                            Aspose.Slides.PictureFrame shapPicture = (Aspose.Slides.PictureFrame)shape;
                            if (shape.AlternativeText == k + "-商品主图")
                            {
                                shape.Hidden = true;
                            }
                        }
                        #endregion

                        #region 替换文字
                        if (shape is Aspose.Slides.AutoShape)
                        {
                            Aspose.Slides.IAutoShape autoShape = (Aspose.Slides.IAutoShape)shape;
                            if (shape.AlternativeText == k + "-商品编号+商品名称")
                            {
                                shape.Hidden = true;
                            }
                            if (shape.AlternativeText == k + "-商品简介")
                            {
                                shape.Hidden = true;
                            }
                        }
                        #endregion
                    }
                }
            }
        }
    }

    slide.Remove(); //删除商品信息模板页

    //获取最后一个幻灯片，替换联系人、联系电话
    slide = pres.Slides[pres.Slides.Count - 1];
    foreach (var shape in slide.Shapes)
    {
        if (shape is Aspose.Slides.AutoShape)
        {
            Aspose.Slides.IAutoShape autoShape = (Aspose.Slides.IAutoShape)shape;
            if (shape.AlternativeText == "联系人")
            {
                autoShape.TextFrame.Text = tbScheme.Rows[0]["Linkman"].ToString();
            }
            if (shape.AlternativeText == "联系电话")
            {
                autoShape.TextFrame.Text = tbScheme.Rows[0]["LinkmanPhone"].ToString();
            }
        }
    }

    var context = HttpContext.Current;
    string fileName = DateTime.Now.ToString("yyyyMMddHHmmss") + ".pptx";
    context.Response.Clear();
    context.Response.ContentType = "application/vnd.ms-powerpoint";    // application/vnd.ms-powerpoint          application/x-ppt
    context.Response.AppendHeader("Content-Disposition", "attachment; filename=" + fileName);
    using (var ms = new MemoryStream())
    {
        pres.Save(ms, Aspose.Slides.Export.SaveFormat.Pptx);
        context.Response.BinaryWrite(ms.ToArray());
        context.ApplicationInstance.CompleteRequest();
    }
}
#endregion

View Code

一般处理程序调用：

if (flag == "ExportSchemeGoods")
{
    #region 导出方案商品信息
    #region 赋值
    string SchemeCode = context.Request["SchemeCode"];
    string GoodsID = context.Request["GoodsID"];
    string GoodsName = context.Request["GoodsName"];
    string MaxPrice = context.Request["MaxPrice"];
    string MinPrice = context.Request["MinPrice"];
    string MaxRate = context.Request["MaxRate"];
    string MinRate = context.Request["MinRate"];
    string GoodsStatus = context.Request["GoodsStatus"];
    string SchemeBuyWay = context.Request["SchemeBuyWay"];
    string ExportType = context.Request["ExportType"];
    #endregion

    DataTable tbScheme = Ruby_BLL.SelectGoods.SelectGoodsScheme.GetSchemeByCode(SchemeCode);
    DataTable tbGoods = new DataTable();
    ReturnObject ret = Ruby_BLL.SelectGoods.SelectGoodsScheme.GetSchemeGoodsDetail(SchemeCode, GoodsID, GoodsName, MaxPrice, MinPrice, MaxRate, MinRate, GoodsStatus, SchemeBuyWay, 0, 0, ExportType);
    if (ret.IsSuccessful)
    {
        if (ret.ResultSet.Tables[0] != null && ret.ResultSet.Tables[0].Rows.Count > 0)
        {
            tbGoods = ret.ResultSet.Tables[0];
            if (ExportType == "0" || ExportType == "1")
            {
                byte[] data = NPOI_Tools.ExportExcelForSchemeGoods(tbScheme, tbGoods, "方案商品信息", ExportType);
            }
            if (ExportType == "2")
            {
                NPOI_Tools.ExportPPTForSchemeGoods2(tbScheme, tbGoods);
            }
            if (ExportType == "3")
            {
                NPOI_Tools.ExportPPTForSchemeGoods3(tbScheme, tbGoods);
            }
        }
    }

    #endregion
}

View Code