DocumentWriter Class

C#
Visual Basic
WinRT C#
Java
Objective-C
WinRT JavaScript
C++

public class DocumentWriter

'Declaration

Public Class DocumentWriter

'Usage

Dim instance As DocumentWriter

public sealed class DocumentWriter

@interface LTDocumentWriter : NSObject

public class DocumentWriter

function Leadtools.Forms.DocumentWriters.DocumentWriter()

public ref class DocumentWriter

The DocumentWriter class is used to create multi-page and searchable documents from one or more SVG, EMF or raster image based pages. Refer to LEADTOOLS Document Writers for more information.

Support for various popular formats is included, such as PDF, DOC/DOCX, HTML, RTF, XPS or Text. For a list of all the document formats supported, refer to the DocumentFormat enumeration.

This example shows how to create document file from SVG-based pages using basic functionality of the DocumentWriter class. For an example on creating documents from EMF objects, refer to DocumentEmfPage and for an example on creating mixed documents from SVG, EMF and empty pages, refer to DocumentRasterPage.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Forms.DocumentWriters
Imports Leadtools.Forms.Ocr

      
Public Sub DocumentWriterExample()
   Dim inputFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Leadtools.docx")
   Dim outputFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Example.pdf")
   ' Setup a new RasterCodecs object
   Dim codecs As New RasterCodecs()
   codecs.Options.RasterizeDocument.Load.Resolution = 300

   ' Get the number of pages in the input document
   Dim pageCount As Integer = codecs.GetTotalPages(inputFileName)

   ' Create a new instance of the LEADTOOLS Document Writer
   Dim docWriter As New DocumentWriter()

   ' Change the PDF options
   Dim pdfOptions As PdfDocumentOptions = DirectCast(docWriter.GetOptions(DocumentFormat.Pdf), PdfDocumentOptions)
   pdfOptions.DocumentType = PdfDocumentType.PdfA
   docWriter.SetOptions(DocumentFormat.Pdf, pdfOptions)

   ' Create a new PDF document
   Console.WriteLine("Creating new PDF document: {0}", outputFileName)
   docWriter.BeginDocument(outputFileName, DocumentFormat.Pdf)

   ' Loop through all the pages
   For pageNumber As Integer = 1 To pageCount
      ' Get the page as SVG
      Console.WriteLine("Loading page {0}", pageNumber)
      Dim page As New DocumentSvgPage()
      page.SvgDocument = codecs.LoadSvg(inputFileName, pageNumber, Nothing)

      ' Add the page
      Console.WriteLine("Adding page {0}", pageNumber)
      docWriter.AddPage(page)

      page.SvgDocument.Dispose()
   Next

   ' Finally finish writing the PDF file on disk
   docWriter.EndDocument()
   codecs.Dispose()
End Sub

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Forms.DocumentWriters;
using Leadtools.Forms.Ocr;

public void DocumentWriterExample()
{
   var inputFileName = Path.Combine(LEAD_VARS.ImagesDir, "Leadtools.docx");
   var outputFileName = Path.Combine(LEAD_VARS.ImagesDir, "Example.pdf");
   // Setup a new RasterCodecs object
   var codecs = new RasterCodecs();
   codecs.Options.RasterizeDocument.Load.Resolution = 300;

   // Get the number of pages in the input document
   var pageCount = codecs.GetTotalPages(inputFileName);

   // Create a new instance of the LEADTOOLS Document Writer
   var docWriter = new DocumentWriter();

   // Change the PDF options
   var pdfOptions = docWriter.GetOptions(DocumentFormat.Pdf) as PdfDocumentOptions;
   pdfOptions.DocumentType = PdfDocumentType.PdfA;
   docWriter.SetOptions(DocumentFormat.Pdf, pdfOptions);

   // Create a new PDF document
   Console.WriteLine("Creating new PDF document: {0}", outputFileName);
   docWriter.BeginDocument(outputFileName, DocumentFormat.Pdf);

   // Loop through all the pages
   for (var pageNumber = 1; pageNumber <= pageCount; pageNumber++)
   {
      // Get the page as SVG
      Console.WriteLine("Loading page {0}", pageNumber);
      var page = new DocumentSvgPage();
      page.SvgDocument = codecs.LoadSvg(inputFileName, pageNumber, null);

      // Add the page
      Console.WriteLine("Adding page {0}", pageNumber);
      docWriter.AddPage(page);

      page.SvgDocument.Dispose();
   }

   // Finally finish writing the PDF file on disk
   docWriter.EndDocument();
   codecs.Dispose();
}

Target Platforms

Reference

DocumentWriter Members
Leadtools.Forms.DocumentWriters Namespace
Introduction