CSharp: iText-donet 8.0 in donet 8.0

/*
 IDE: VS 2022 17.5
 OS: windows 10
 .net 8.0
 iText 8.0
System.Text.Encoding.CodePages
 */
 
namespace ConsoleAppPdfdemo
{
 
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.IO;
    using System.Text;
    using iText.IO.Font;
    using iText.IO.Image;
    using iText.Kernel.Font;
    using iText.Kernel.Pdf;
    using iText.Kernel.Pdf.Canvas.Draw;
    using iText.Layout;
    using iText.Layout.Element;
    using iText.Layout.Properties;
    using iText.Pdfa;
    using iText.IO;
    using iText.Kernel.Pdf.Xobject;
    using iText.Kernel.Utils;
    using iText.Kernel.Events;
    using iText.Kernel.Colors;
    using iText.Kernel.Geom;
    using iText.Kernel.Pdf.Canvas;
    using iText.Layout.Borders;
 
 
 
    /// 

    ///
    /// 
    internal class Program
    {
 
 
        /// 

        /// geovindu, Geovin Du, 涂聚文
        ///
        /// 
        /// 
        static void Main(string[] args)
        {
            //string desktopPath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
            try
            {
 
 
 
 
                Console.WriteLine("Hello,CSharp World!");
 
                string baseurl = Environment.CurrentDirectory.ToString() + "\\";
                Console.WriteLine(baseurl);
                //字体设定，c:\windows\fonts\kaiu.ttf，中文楷体
                string filePath = baseurl + @"sRGB_CS_profile.icm";
                string fontFile = @"c:\windows\fonts\kaiu.ttf";
                string fontFile2 = baseurl + @"font\\MHeiHK-Light.TTF";
                string fileName = baseurl+@"sample\\" + DateTime.Now.ToString("yyyyMMHHmmss") + ".pdf";
 
 
                List orders = new List();
                Orders order = new Orders();
                order.productId = 1;
                order.product = "中國電器";
                order.qty = 50;
                order.price = 52.0;
                orders.Add(order);
 
                order = new Orders();
                order.productId = 2;
                order.product = "日本電器";
                order.qty = 150;
                order.price = 252.0;
                orders.Add(order);
 
         
                //PdfADocument pdf = new PdfADocument(
                //new PdfWriter(fileName),
                //PdfAConformanceLevel.PDF_A_1B,
                //new PdfOutputIntent("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1",
                // new FileStream(filePath, FileMode.Open, FileAccess.Read)));
 
                PdfDocument pdf = new PdfDocument(new PdfWriter(new FileStream(fileName, FileMode.Create, FileAccess.Write)));
 
 
                //FileStream stream = new FileStream(filePath, FileMode.Open, FileAccess.Read);
                //PdfReader reader=new PdfReader(stream);
                //PdfADocument pdf = new PdfADocument(reader, new PdfWriter(fileName));    
                Encoding.RegisterProvider(CodePagesEncodingProvider.Instance); //必须加这一行
 
                //中文 字體和文字要相適應
                //FontProgramFactory.CreateFont(fontFile);
                PdfFont font = PdfFontFactory.CreateFont(fontFile2, PdfEncodings.IDENTITY_H);//PdfFontFactory.EmbeddingStrategy.FORCE_EMBEDDED
                Document document = new Document(pdf, iText.Kernel.Geom.PageSize.A4);
 
                document.SetFont(font);
 
 
                //指定位置添加图片  images\luflog20180410145504.png
                //PdfContentByte pcb1 = writer.DirectContent;
 
                //image1.SetAbsolutePosition(12, 18); //底部
                PdfImageXObject xObject = new PdfImageXObject(ImageDataFactory.Create(baseurl + "images/luflog20180410145504.png"));
                iText.Layout.Element.Image image1 = new iText.Layout.Element.Image(xObject, 200);
                // ColumnText ct = new ColumnText(pcb1);
                image1.ScaleAbsolute(148, 50);
                //pcb1.AddImage(image1);    
                //Resize image depend upon your need
                image1.ScaleToFit(140f, 120f);
 
                //p = new Paragraph(new Chunk(image1, 10f, 10f));
                iText.Layout.Element.Table datatable = new iText.Layout.Element.Table(5, true); //5列               
 
                Cell pCTitle = new Cell(1, 5).SetBorder(iText.Layout.Borders.Border.NO_BORDER);//无边
                Paragraph p = new Paragraph().SetTextAlignment(TextAlignment.CENTER);
                p.Add(image1.SetTextAlignment(TextAlignment.CENTER));
                pCTitle.Add(p);
                datatable.AddCell(pCTitle);
                document.Add(datatable);
 
 
 
 
                Paragraph header = new Paragraph("ORDER DETAIL 顧客塗聚文訂單詳情").SetTextAlignment(TextAlignment.CENTER).SetFontSize(20);
                document.Add(header);
 
                Paragraph subheader = new Paragraph("C# WINDOWS FORM CREATE PDF DOCUMENT USING iTEXT7 LIBRARY").SetTextAlignment(TextAlignment.CENTER).SetFontSize(10);
                document.Add(subheader);
 
                LineSeparator ls = new LineSeparator(new SolidLine());
                document.Add(ls);
 
                Paragraph sellerHeader = new Paragraph("Sold by:").SetBold().SetTextAlignment(TextAlignment.LEFT);
                Paragraph sellerDetail = new Paragraph("Seller Company").SetTextAlignment(TextAlignment.LEFT);
                Paragraph sellerAddress = new Paragraph("Shenzhen city, Guangdong China").SetTextAlignment(TextAlignment.LEFT);
                Paragraph sellerContact = new Paragraph("+86 1000000000").SetTextAlignment(TextAlignment.LEFT);
 
                document.Add(sellerHeader);
                document.Add(sellerDetail);
                document.Add(sellerAddress);
                document.Add(sellerContact);
 
                Paragraph customerHeader = new Paragraph("Customer details:").SetBold().SetTextAlignment(TextAlignment.RIGHT);
                Paragraph customerDetail = new Paragraph("Customer ABC").SetTextAlignment(TextAlignment.RIGHT);
                Paragraph customerAddress1 = new Paragraph("Buxin 1008, shuibei Jewellery Builder").SetTextAlignment(TextAlignment.RIGHT);
                Paragraph customerAddress2 = new Paragraph("Shenzhen 518019, Guangdong China").SetTextAlignment(TextAlignment.RIGHT);
 
                Paragraph customerContact = new Paragraph("+85 0000000000").SetTextAlignment(TextAlignment.RIGHT);
 
                document.Add(customerHeader);
                document.Add(customerDetail);
                document.Add(customerAddress1);
                document.Add(customerAddress2);
                document.Add(customerContact);
 
                Paragraph orderNo = new Paragraph("Order No:15484659").SetBold().SetTextAlignment(TextAlignment.LEFT);
                Paragraph invoiceNo = new Paragraph("Invoice No:MH-MU-1077").SetTextAlignment(TextAlignment.LEFT);
                Paragraph invoiceTimestamp = new Paragraph("Date: 01/01/2024 04:25:37 PM").SetTextAlignment(TextAlignment.LEFT);
 
                document.Add(orderNo);
                document.Add(invoiceNo);
                document.Add(invoiceTimestamp);
 
                iText.Layout.Element.Table table = new iText.Layout.Element.Table(5, true);
 
                table.SetFontSize(9);
                Cell headerProductId = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph("ID"));
                Cell headerProduct = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph("產品名稱"));
                Cell headerProductPrice = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph("價格"));
                Cell headerProductQty = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph("數量"));
                Cell headerTotal = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph("合計"));
 
                table.AddCell(headerProductId);
                table.AddCell(headerProduct);
                table.AddCell(headerProductPrice);
                table.AddCell(headerProductQty);
                table.AddCell(headerTotal);
 
                double grandTotalVal = 0;
                foreach (Orders c in orders)
                {
                    Cell productid = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph(c.productId.ToString()));
                    Cell product = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph(c.product));
                    Cell price = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph(c.price.ToString()));
                    Cell qty = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph(c.qty.ToString()));
                    var value = c.price * c.qty;
                    Cell total = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph(value.ToString()));
 
                    grandTotalVal += value;
                    table.AddCell(productid);
                    table.AddCell(product);
                    table.AddCell(price);
                    table.AddCell(qty);
                    table.AddCell(total);
                }
 
                Cell grandTotalHeader = new Cell(1, 4).SetTextAlignment(TextAlignment.RIGHT).Add(new Paragraph("合計: "));
                Cell grandTotal = new Cell(1, 1).SetTextAlignment(TextAlignment.LEFT).Add(new Paragraph(" " + grandTotalVal.ToString()));
 
                table.AddCell(grandTotalHeader);
                table.AddCell(grandTotal);
 
                document.Add(table);
 
 
                //底部
                float[] tableWidth = { 445, 50F };
                iText.Layout.Element.Table footerTable = new iText.Layout.Element.Table(5).SetFixedPosition(20F, 25F, 780F).SetBorder(iText.Layout.Borders.Border.NO_BORDER);
 
                PdfImageXObject xObject2 = new PdfImageXObject(ImageDataFactory.Create(baseurl + "images/lufaddress_20180410145531.png"));
                iText.Layout.Element.Image image2 = new iText.Layout.Element.Image(xObject2, 500);
                //image2.SetMarginBottom(18); //底部
                //image2.ScaleAbsolute(585, 40);
                image2.SetTextAlignment(TextAlignment.LEFT);
                Paragraph p2 = new Paragraph().SetTextAlignment(TextAlignment.LEFT);
                p2.Add(image2.SetTextAlignment(TextAlignment.LEFT));
 
                Cell cfoot = new Cell(1, 5).SetBorder(iText.Layout.Borders.Border.NO_BORDER); //离得远
                cfoot.Add(p2);
                footerTable.AddCell(cfoot).SetTextAlignment(TextAlignment.LEFT);
                document.Add(footerTable);
 
 
                // document.Add(image2);
 
                table.Flush();
                table.Complete();
                document.Close();
 
                Console.WriteLine(fileName);
 
 
 
 
            }
            catch(Exception ex)
            {
                Console.WriteLine(ex.ToString());
            }
            
 
 
 
 
 
        }
    }
 
    /// 

    /// 订单实体类
    /// 
    public class Orders
    {
        /// 

        /// ID
        /// 
        public int productId { get; set; }
        /// 

        /// 产品名称
        /// 
        public string product { get; set; }
        /// 

        /// 数量
        /// 
        public int qty { get; set; }
        /// 

        /// 价格
        /// 
        public double price { get; set; }
    }
 
 
}

输出：