Converts HTML string to PDF file. Don't forget to set the property BaseUrl to see images in output PDF file.

Namespace:  SautinSoft
Assembly:  PdfMetamorphosis (in PdfMetamorphosis.dll) Version: 6.7.12.19

Syntax

      
 C#  Visual Basic 
public int HtmlToPdfConvertStringToFile(
	string inputString,
	string outputFileName
)
Public Function HtmlToPdfConvertStringToFile ( _
	inputString As String, _
	outputFileName As String _
) As Integer

Parameters

inputString
String
Any string in HTML format, even a piece of HTML code
outputFileName
String
Local path to output PDF file

Return Value

0 - converting successfully
2 - can't create output file, check the output path
3 - converting failed

Remarks

Examples

CopyHow to convert HTML string to PDF file in C#
using System;
using System.IO;
using System.Collections;

namespace Sample
{
    class Test
    {

        static void Main(string[] args)
        {
            SautinSoft.PdfMetamorphosis p = new SautinSoft.PdfMetamorphosis();

            // After purchasing the license, please insert your serial number here to activate the component
            //p.Serial = "XXXXXXXXXXX";

            // Specify some PDF options.
            p.PageSettings.Orientation = SautinSoft.PdfMetamorphosis.PageSetting.Orientations.Portrait;
            p.PageSettings.Size.Letter();

            // Specify header in HTML format.
            p.PageSettings.Header.Html("<b>Sample header in HTML format</b>");

            // Specify footer in RTF format.
            p.PageSettings.Footer.Rtf("{\b Bold footer}");

            // Specify page numbers
            p.PageSettings.Numbering.Text = "Page {page} of {numpages}";
            p.PageSettings.Numbering.PosX.Mm = p.PageSettings.Size.Width.Mm/2;
            p.PageSettings.Numbering.PosY.Mm = 10;

            if (p != null)
            {
                string htmlPath = @"..\..\..\..\..\UTF-8 Sampler.htm";
                string pdfPath = Path.ChangeExtension(htmlPath, ".pdf");
                string htmlString = "";

                // The easiest way is using the method 'HtmlToPdfConvertFile':
                // int ret = p.HtmlToPdfConvertFile(htmlPath,pdfPath);
                // or :
                // 1. Get HTML content from file                
                htmlString = ReadFromFile(htmlPath);

                // 2. Converting HTML to PDF
                // Specify BaseUrl to help converter find a full path to relative images and external CSS.
                p.HtmlSettings.BaseUrl = Path.GetDirectoryName(htmlPath);

                if (p.HtmlToPdfConvertStringToFile(htmlString, pdfPath)==0)
                    System.Diagnostics.Process.Start(pdfPath);
                else
                    System.Console.WriteLine("An error occured during converting HTML to PDF!");
            }
        }
        public static string ReadFromFile(string fileName)
        {
            try
            {
                FileInfo fi = new FileInfo(fileName);
                FileStream strmRead = fi.Open(FileMode.Open);
                int len = (int)fi.Length;
                byte[] b = new byte[len];
                strmRead.Read(b, 0, len);
                strmRead.Close();
                char[] arCharRes = new char[len];
                for (int i = 0; i < len; i++)
                {
                    arCharRes[i] = (char)b[i];
                }
                return new string(arCharRes);
            }
            catch
            {
                return "";
            }
        }
    }
}
CopyHow to convert HTML string to PDF file in VB.Net
Imports Microsoft.VisualBasic
Imports System
Imports System.IO
Imports System.Collections

Namespace Sample
    Friend Class Test

        Shared Sub Main(ByVal args() As String)

            Dim p As New SautinSoft.PdfMetamorphosis()

            ' After purchasing the license, please insert your serial number here to activate the component
            'p.Serial = "XXXXXXXXXXX";


            ' Specify some PDF options.
            p.PageSettings.Orientation = SautinSoft.PdfMetamorphosis.PageSetting.Orientations.Portrait
            p.PageSettings.Size.Letter()

            ' Specify header in HTML format.
            p.PageSettings.Header.Html("<b>Sample header in HTML format</b>")

            ' Specify footer in RTF format.
            p.PageSettings.Footer.Rtf("{\b Bold footer}")

            ' Specify page numbers
            p.PageSettings.Numbering.Text = "Page {page} of {numpages}"
            p.PageSettings.Numbering.PosY.Mm = p.PageSettings.Size.Width.Mm / 2
            p.PageSettings.Numbering.PosY.Mm = 10

            If p IsNot Nothing Then
                Dim htmlPath As String = "..\..\..\..\..\UTF-8 Sampler.htm"
                Dim pdfPath As String = Path.ChangeExtension(htmlPath, ".pdf")
                Dim htmlString As String = ""

                ' The easiest way is using the method 'HtmlToPdfConvertFile':
                ' int ret = p.HtmlToPdfConvertFile(htmlPath,pdfPath);
                ' or :
                ' 1. Get HTML content from file                
                htmlString = ReadFromFile(htmlPath)

                ' 2. Converting HTML to PDF
                ' Specify BaseUrl to help converter find a full path to relative images and external CSS.
                p.HtmlSettings.BaseUrl = Path.GetDirectoryName(htmlPath)

                If p.HtmlToPdfConvertStringToFile(htmlString, pdfPath) = 0 Then
                    System.Diagnostics.Process.Start(pdfPath)
                Else
                    System.Console.WriteLine("An error occured during converting HTML to PDF!")
                End If
            End If
        End Sub
        Public Shared Function ReadFromFile(ByVal fileName As String) As String
            Try
                Dim fi As New FileInfo(fileName)
                Dim strmRead As FileStream = fi.Open(FileMode.Open)
                Dim len As Integer = CInt(fi.Length)
                Dim b(len - 1) As Byte
                strmRead.Read(b, 0, len)
                strmRead.Close()
                Dim arCharRes(len - 1) As Char
                For i As Integer = 0 To len - 1
                    arCharRes(i) = ChrW(b(i))
                Next i
                Return New String(arCharRes)
            Catch
                Return ""
            End Try
        End Function
    End Class
End Namespace

See Also