pdfdocumentinfo.cs

PDF文档生成解析使用的库,可以用来改写自己的文档格式

using System;
using System.Collections.Generic;
using System.Text;
using AnotherPDFLib.PdfGraphics;

namespace AnotherPDFLib
{
	/// <summary>
	/// Document Information Dictionary
	/// </summary>
	public partial class PdfDocumentInfo : PdfDictionary
	{
		/// <summary>
		/// The document's title.
		/// </summary>
		public string Title
		{
			get
			{
				PdfString title = this["Title"] as PdfString;
				if (title != null)
				{
					return title.Value;
				}
				return String.Empty;
			}
			set
			{
				this["Title"] = new PdfString(value);
			}
		}

		/// <summary>
		/// The name of the person who created the document.
		/// </summary>
		public string Author
		{
			get
			{
				PdfString author = this["Author"] as PdfString;
				if (author != null)
				{
					return author.Value;
				}
				return String.Empty;
			}
			set
			{
				this["Author"] = new PdfString(value);
			}
		}

		/// <summary>
		/// The subject of the document.
		/// </summary>
		public string Subject
		{
			get
			{
				PdfString subject = this["Subject"] as PdfString;
				if (subject != null)
				{
					return subject.Value;
				}
				return String.Empty;
			}
			set
			{
				this["Subject"] = new PdfString(value);
			}
		}

		/// <summary>
		/// Keywords associated with the document.
		/// </summary>
		public string Keywords
		{
			get
			{
				PdfString keywords = this["Keywords"] as PdfString;
				if (keywords != null)
				{
					return keywords.Value;
				}
				return String.Empty;
			}
			set
			{
				this["Keywords"] = new PdfString(value);
			}
		}

		/// <summary>
		/// If the document was converted to PDF from another format,
		/// the name of the application(for example, Adobe FrameMaker) that created the original document
		/// from which it was converted.
		/// </summary>
		public string Creator
		{
			get
			{
				PdfString creator = this["Creator"] as PdfString;
				if (creator != null)
				{
					return creator.Value;
				}
				return String.Empty;
			}
			set
			{
				this["Creator"] = new PdfString(value);
			}
		}

		/// <summary>
		/// If the document was converted to PDF from another format,
		/// the name of the application (for example, Acrobat Distiller) that converted it to PDF.
		/// </summary>
		public string Producer
		{
			get
			{
				PdfString producer = this["Producer"] as PdfString;
				if (producer != null)
				{
					return producer.Value;
				}
				return String.Empty;
			}
			set
			{
				this["Producer"] = new PdfString(value);
			}
		}

		/// <summary>
		/// The date and time the document was created, in human-readable form.
		/// </summary>
		public DateTime CreationDate
		{
			get
			{
				PdfDateTime creationdate = this["CreationDate"] as PdfDateTime;
				if (creationdate != null)
				{
					return creationdate.Value;
				}
				return DateTime.MinValue;
			}
			set
			{
				this["CreationDate"] = new PdfDateTime(value);
			}
		}

		/// <summary>
		/// The date and time the document was most recently modified, in human-readable form.
		/// Required if PieceInfo is present in the document catalog; otherwise optional;
		/// </summary>
		public DateTime ModifiedDate
		{
			get
			{
				PdfDateTime modifieddate = this["ModDate"] as PdfDateTime;
				if (modifieddate != null)
				{
					return modifieddate.Value;
				}
				return DateTime.MinValue;
			}
			set
			{
				this["ModDate"] = new PdfDateTime(value);
			}
		}

		/// <summary>
		/// whether the document has been modified to include trapping information
		/// <remarks>
		/// HasValue:
		/// <list type="definition">
		/// <item>
		/// <term>True</term>
		/// <description>The document has been fully trapped; no further trapping is needed.</description>
		/// </item>
		/// <item>
		/// <term>False</term>
		/// <description>The document has not yet been trapped; any desired trapping must still be done.</description>
		/// </item>
		/// <item>
		/// <term>Unknown</term>
		/// <description>Either it is unknown whether the document has been trapped or it has been partly but not yet fully trapped;
		/// some additional trapping may still be needed.</description>
		/// </item>
		/// </list>
		/// Default value: Unknown.
		/// The value of this entry may be set automatically by the software creating the
		/// document's trapping information, or it may be known only to a human operator
		/// and entered manually.
		/// </remarks>
		/// </summary>
		public HasValue Trapped
		{
			get
			{
				PdfName trapped = this["Trapped"] as PdfName;
				if (trapped != null)
				{
					return (HasValue)Enum.Parse(typeof(HasValue), trapped.Name);
				}
				return default(HasValue);
			}
			set
			{
				this["Trapped"] = new PdfName(value.ToString());
			}
		}

	}
}