C# 对PDF文件的使用

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using Spire.Pdf;
using Spire.Pdf.Graphics;
using System.Diagnostics;

            PdfDocument doc = new PdfDocument();
            doc.PageSettings.Margins.All = 0;//设置边距为0
            PdfPageBase page = doc.Pages.Add();
            doc.Pages.RemoveAt(0);//删除第一页,因为有水印

            page = doc.Pages.Add();
            PdfTrueTypeFont trueTypeFont16 = new PdfTrueTypeFont(new System.Drawing.Font("宋体", 28, FontStyle.Regular), true);

            //字体颜色
            PdfSolidBrush brushGray = new PdfSolidBrush(Color.Gray);
            PdfSolidBrush brushBlack = new PdfSolidBrush(Color.Black);

            //直线颜色
            PdfPen pdfPenBlack = new PdfPen(Color.Black);
            PdfPen pdfPenGray = new PdfPen(Color.Gray);

            PdfImage pimg = PdfImage.FromImage(Properties.Resources.image1);

            page.Canvas.DrawImage(pimg, 100, 200, 20, 100, 50);
            page.Canvas.DrawString("Hello world!", trueTypeFont16, brushBlack, 200, 100);
            page.Canvas.DrawLine(pdfPenGray, 50, 200, 500, 200);

            string name = DateTime.Now.ToString("yyyyMMddHHmmssffff") + ".pdf";
            doc.SaveToFile(name);
            doc.Close();
            Process.Start(name);

 

C#实现生成PDF文档(附源码) 收藏 //write by wenhui.org using System; using System.IO; using System.Text; using System.Collections; namespace PDFGenerator { public class PDFGenerator { static float pageWidth = 594.0f; static float pageDepth = 828.0f; static float pageMargin = 30.0f; static float fontSize = 20.0f; static float leadSize = 10.0f; static StreamWriter pPDF=new StreamWriter("E:\myPDF.pdf"); static MemoryStream mPDF= new MemoryStream(); static void ConvertToByteAndAddtoStream(string strMsg) { Byte[] buffer=null; buffer=ASCIIEncoding.ASCII.GetBytes(strMsg); mPDF.Write(buffer,0,buffer.Length); buffer=null; } static string xRefFormatting(long xValue) { string strMsg =xValue.ToString(); int iLen=strMsg.Length; if (iLen<10) { StringBuilder s=new StringBuilder(); int i=10-iLen; s.Append('0',i); strMsg=s.ToString() + strMsg; } return strMsg; } static void Main(string[] args) { ArrayList xRefs=new ArrayList(); //Byte[] buffer=null; float yPos =0f; long streamStart=0; long streamEnd=0; long streamLen =0; string strPDFMessage=null; //PDF文档头信息 strPDFMessage="%PDF-1.1 "; ConvertToByteAndAddtoStream(strPDFMessage); xRefs.Add(mPDF.Length); strPDFMessage="1 0 obj "; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="<> "; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="stream "; ConvertToByteAndAddtoStream(strPDFMessage); ////////PDF文档描述 streamStart=mPDF.Length; //字体 strPDFMessage="BT /F0 " + fontSize +" Tf "; ConvertToByteAndAddtoStream(strPDFMessage); //PDF文档实体高度 yPos = pageDepth - pageMargin; strPDFMessage=pageMargin + " " + yPos +" Td " ; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage= leadSize+" TL " ; ConvertToByteAndAddtoStream(strPDFMessage); //实体内容 strPDFMessage= "(http://www.wenhui.org)Tj " ; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage= "ET "; ConvertToByteAndAddtoStream(strPDFMessage); streamEnd=mPDF.Length; streamLen=streamEnd-streamStart; strPDFMessage= "endstream endobj "; ConvertToByteAndAddtoStream(strPDFMessage); //PDF文档的版本信息 xRefs.Add(mPDF.Length); strPDFMessage="2 0 obj "+ streamLen + " endobj "; ConvertToByteAndAddtoStream(strPDFMessage); xRefs.Add(mPDF.Length); strPDFMessage="3 0 obj <> endobj "; ConvertToByteAndAddtoStream(strPDFMessage); xRefs.Add(mPDF.Length); strPDFMessage="4 0 obj <</Type /Pages /Count 1 "; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="/Kids[ 3 0 R ] "; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="/Resources<</ProcSet[/PDF/Text]/Font<> >> "; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="/MediaBox [ 0 0 "+ pageWidth + " " + pageDepth + " ] >> endobj "; ConvertToByteAndAddtoStream(strPDFMessage); xRefs.Add(mPDF.Length); strPDFMessage="5 0 obj <> endobj "; ConvertToByteAndAddtoStream(strPDFMessage); xRefs.Add(mPDF.Length); strPDFMessage="6 0 obj <> endobj "; ConvertToByteAndAddtoStream(strPDFMessage); streamStart=mPDF.Length; strPDFMessage="xref 0 7 0000000000 65535 f "; for(int i=0;i<xRefs.Count;i++) { strPDFMessage+=xRefFormatting((long) xRefs[i])+" 00000 n "; } ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="trailer <> "; ConvertToByteAndAddtoStream(strPDFMessage); strPDFMessage="startxref " + streamStart+" %%EOF "; ConvertToByteAndAddtoStream(strPDFMessage); mPDF.WriteTo(pPDF.BaseStream); mPDF.Close(); pPDF.Close(); } } }
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