Convert HTML to RTF Stream in C# and .NET


Complete code

using System;
using System.IO;
using SautinSoft;
using static SautinSoft.HtmlToRtf;

namespace Sample
{
    class Test
    {

        static void Main(string[] args)
        {
			// Get your free key here:   
            // https://sautinsoft.com/start-for-free/
	
            // Convert HTML Stream to RTF Stream.
            // If you need more information about "HTML to RTF .Net" 
            // Email us at: support@sautinsoft.com.
            ConvertHtmlToRtfStream();
        }

        public static void ConvertHtmlToRtfStream()
        {
            SautinSoft.HtmlToRtf h = new SautinSoft.HtmlToRtf();
           // HtmlConvertOptions opt = new HtmlConvertOptions();
           // opt.OutputFormat = HtmlToRtf.OutputFormat.Rtf;

            string inpFile = @"..\..\..\utf-8.html";
            string outFile = "Result.rtf";

            // Specify the 'BaseURL' property that component can find the full path to images, like a: <img src="..\pict.png" and
            // to external css, like a:  <link rel="stylesheet" href="/css/style.css">.
           // opt.BaseURL = Path.GetDirectoryName(Path.GetFullPath(inpFile));

            using (FileStream htmlStream = new FileStream(inpFile, FileMode.Open))
            {
                using (MemoryStream rtfStream = new MemoryStream())
                {
                    if (h.Convert(htmlStream, rtfStream, new HtmlToRtf.HtmlConvertOptions()))
                    {
                        // Open the result for demonstration purposes.

                        File.WriteAllBytes(outFile, rtfStream.ToArray());
                        System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outFile) { UseShellExecute = true });
                    }
                }
            }
        }
    }
}

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Imports System
Imports System.IO
Imports SautinSoft
Imports SautinSoft.HtmlToRtf

Namespace Sample
	Friend Class Test

		Shared Sub Main(ByVal args() As String)
			' Get your free key here:   
            ' https://sautinsoft.com/start-for-free/
	
			' Convert HTML Stream to RTF Stream.
			' If you need more information about "HTML to RTF .Net" 
			' Email us at: support@sautinsoft.com.
			ConvertHtmlToRtfStream()
		End Sub

		Public Shared Sub ConvertHtmlToRtfStream()
			Dim h As New SautinSoft.HtmlToRtf()
			Dim opt As New HtmlConvertOptions()
			opt.OutputFormat = HtmlToRtf.OutputFormat.Rtf

			Dim inpFile As String = "..\..\..\utf-8.html"
			Dim outFile As String = "Result.rtf"

			' Specify the 'BaseURL' property that component can find the full path to images, like a: <img src="..\pict.png" and
			' to external css, like a:  <link rel="stylesheet" href="/css/style.css">.
			opt.BaseURL = Path.GetDirectoryName(Path.GetFullPath(inpFile))

			Using htmlStream As New FileStream(inpFile, FileMode.Open)
				Using rtfStream As New MemoryStream()
					If h.Convert(htmlStream, rtfStream, opt) Then
						' Open the result for demonstration purposes.

						File.WriteAllBytes(outFile, rtfStream.ToArray())
						System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outFile) With {.UseShellExecute = True})
					End If
				End Using
			End Using
		End Sub
	End Class
End Namespace

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