以下是对PDF文档操作相关的工具类，需要引用itextsharp.dll,希望对大家有用:
using System.IO;
using iTextSharp.text;
using iTextSharp.text.pdf;
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/// <summary> /// PDF文档操作类 /// </summary> //------------------------------------调用-------------------------------------------- //PDFOperation pdf = new PDFOperation(); //pdf.Open(new FileStream(path, FileMode.Create)); //pdf.SetBaseFont(@"C:\Windows\Fonts\SIMHEI.TTF"); //pdf.AddParagraph("测试文档（生成时间：" + DateTime.Now + "）", 15, 1, 20, 0, 0); //pdf.Close(); //------------------------------------------------------------------------------------- public class PDFOperation { #region 构造函数 /// <summary> /// 构造函数 /// </summary> public PDFOperation() { rect = PageSize.A4; document = new Document(rect); } /// <summary> /// 构造函数 /// </summary> /// <param name="type">页面大小(如"A4")</param> public PDFOperation(string type) { SetPageSize(type); document = new Document(rect); } /// <summary> /// 构造函数 /// </summary> /// <param name="type">页面大小(如"A4")</param> /// <param name="marginLeft">内容距左边框距离</param> /// <param name="marginRight">内容距右边框距离</param> /// <param name="marginTop">内容距上边框距离</param> /// <param name="marginBottom">内容距下边框距离</param> public PDFOperation(string type, float marginLeft, float marginRight, float marginTop, float marginBottom) { SetPageSize(type); document = new Document(rect, marginLeft, marginRight, marginTop, marginBottom); } #endregion #region 私有字段 private Font font; private Rectangle rect; //文档大小 private Document document;//文档对象 private BaseFont basefont;//字体 #endregion #region 设置字体 /// <summary> /// 设置字体 /// </summary> public void SetBaseFont(string path) { basefont = BaseFont.CreateFont(path, BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED); } /// <summary> /// 设置字体 /// </summary> /// <param name="size">字体大小</param> public void SetFont(float size) { font = new Font(basefont, size); } #endregion #region 设置页面大小 /// <summary> /// 设置页面大小 /// </summary> /// <param name="type">页面大小(如"A4")</param> public void SetPageSize(string type) { switch (type.Trim()) { case "A4": rect = PageSize.A4; break; case "A8": rect = PageSize.A8; break; } } #endregion #region 实例化文档 /// <summary> /// 实例化文档 /// </summary> /// <param name="os">文档相关信息（如路径，打开方式等）</param> public void GetInstance(Stream os) { PdfWriter.GetInstance(document, os); } #endregion #region 打开文档对象 /// <summary> /// 打开文档对象 /// </summary> /// <param name="os">文档相关信息（如路径，打开方式等）</param> public void Open(Stream os) { GetInstance(os); document.Open(); } #endregion #region 关闭打开的文档 /// <summary> /// 关闭打开的文档 /// </summary> public void Close() { document.Close(); } #endregion #region 添加段落 /// <summary> /// 添加段落 /// </summary> /// <param name="content">内容</param> /// <param name="fontsize">字体大小</param> public void AddParagraph(string content, float fontsize) { SetFont(fontsize); Paragraph pra = new Paragraph(content, font); document.Add(pra); } /// <summary> /// 添加段落 /// </summary> /// <param name="content">内容</param> /// <param name="fontsize">字体大小</param> /// <param name="Alignment">对齐方式（1为居中，0为居左，2为居右）</param> /// <param name="SpacingAfter">段后空行数（0为默认值）</param> /// <param name="SpacingBefore">段前空行数（0为默认值）</param> /// <param name="MultipliedLeading">行间距（0为默认值）</param> public void AddParagraph(string content, float fontsize, int Alignment, float SpacingAfter, float SpacingBefore, float MultipliedLeading) { SetFont(fontsize); Paragraph pra = new Paragraph(content, font); pra.Alignment = Alignment; if (SpacingAfter != 0) { pra.SpacingAfter = SpacingAfter; } if (SpacingBefore != 0) { pra.SpacingBefore = SpacingBefore; } if (MultipliedLeading != 0) { pra.MultipliedLeading = MultipliedLeading; } document.Add(pra); } #endregion #region 添加图片 /// <summary> /// 添加图片 /// </summary> /// <param name="path">图片路径</param> /// <param name="Alignment">对齐方式（1为居中，0为居左，2为居右）</param> /// <param name="newWidth">图片宽（0为默认值，如果宽度大于页宽将按比率缩放）</param> /// <param name="newHeight">图片高</param> public void AddImage(string path, int Alignment, float newWidth, float newHeight) { Image img = Image.GetInstance(path); img.Alignment = Alignment; if (newWidth != 0) { img.ScaleAbsolute(newWidth, newHeight); } else { if (img.Width > PageSize.A4.Width) { img.ScaleAbsolute(rect.Width, img.Width * img.Height / rect.Height); } } document.Add(img); } #endregion #region 添加链接、点 /// <summary> /// 添加链接 /// </summary> /// <param name="Content">链接文字</param> /// <param name="FontSize">字体大小</param> /// <param name="Reference">链接地址</param> public void AddAnchorReference(string Content, float FontSize, string Reference) { SetFont(FontSize); Anchor auc = new Anchor(Content, font); auc.Reference = Reference; document.Add(auc); } /// <summary> /// 添加链接点 /// </summary> /// <param name="Content">链接文字</param> /// <param name="FontSize">字体大小</param> /// <param name="Name">链接点名</param> public void AddAnchorName(string Content, float FontSize, string Name) { SetFont(FontSize); Anchor auc = new Anchor(Content, font); auc.Name = Name; document.Add(auc); } #endregion } |
