Adding HTML Content Efficiently

VB C#

using IronPdf;
using IronPdf.Editing;
using System;

// Use HtmlStamper to stamp Html onto pdf
HtmlStamper htmlStamper = new HtmlStamper("<h1>Html stamp</h1>")
{
    VerticalOffset = new Length(-200, MeasurementUnit.Pixel),
    HorizontalOffset = new Length(-200, MeasurementUnit.Pixel),
};

// Use TextStamper to stamp text with custom font onto pdf
TextStamper textStamper = new TextStamper("Hello World! Stamp One Here!")
{
    FontFamily = "Bungee Spice",
    UseGoogleFont = true,
    FontSize = 30,
};

// Use ImageStamper to stamp images onto pdf
Uri filepath = new Uri(@"C:\assets\logo.png"); // absolute path or URL
ImageStamper imageStamper = new ImageStamper(filepath)
{
    VerticalAlignment = VerticalAlignment.Top,
    MinWidth = new Length(20),
    MinHeight = new Length(20),
};

// Use BarcodeStamper to stamp QR code/Barcode onto pdf
BarcodeStamper barcodeStamper = new BarcodeStamper("IronPDF", BarcodeEncoding.Code128)
{
    Height=75,
    VerticalAlignment = VerticalAlignment.Bottom,
    HorizontalAlignment = HorizontalAlignment.Left,
};

Stamper[] stamps = { htmlStamper, textStamper, imageStamper, barcodeStamper };

var pdf = PdfDocument.FromFile("Unstamped.pdf");
pdf.ApplyMultipleStamps(stamps);
pdf.SaveAs("Stamped.pdf");

Imports IronPdf
Imports IronPdf.Editing
Imports System

' Use HtmlStamper to stamp Html onto pdf
Private htmlStamper As New HtmlStamper("<h1>Html stamp</h1>") With {
	.VerticalOffset = New Length(-200, MeasurementUnit.Pixel),
	.HorizontalOffset = New Length(-200, MeasurementUnit.Pixel)
}

' Use TextStamper to stamp text with custom font onto pdf
Private textStamper As New TextStamper("Hello World! Stamp One Here!") With {
	.FontFamily = "Bungee Spice",
	.UseGoogleFont = True,
	.FontSize = 30
}

' Use ImageStamper to stamp images onto pdf
Private filepath As New Uri("C:\assets\logo.png") ' absolute path or URL
Private imageStamper As New ImageStamper(filepath) With {
	.VerticalAlignment = VerticalAlignment.Top,
	.MinWidth = New Length(20),
	.MinHeight = New Length(20)
}

' Use BarcodeStamper to stamp QR code/Barcode onto pdf
Private barcodeStamper As New BarcodeStamper("IronPDF", BarcodeEncoding.Code128) With {
	.Height=75,
	.VerticalAlignment = VerticalAlignment.Bottom,
	.HorizontalAlignment = HorizontalAlignment.Left
}

Private stamps() As Stamper = { htmlStamper, textStamper, imageStamper, barcodeStamper }

Private pdf = PdfDocument.FromFile("Unstamped.pdf")
pdf.ApplyMultipleStamps(stamps)
pdf.SaveAs("Stamped.pdf")

Install-Package IronPdf

Adding HTML Content Efficiently

IronPDF.PdfDocument.ApplyMultipleStamps allows for developers to rapidly stamp multiple types of stamps onto one or more pages of a PDF. To learn more about this feature and other capabilities of IronPDF, visit the IronPDF Product Page for detailed information.

// Import IronPDF library
using IronPdf;

class PDFStampingExample
{
    static void Main(string[] args)
    {
        // Load an existing PDF document
        var pdf = PdfDocument.FromFile("example.pdf");

        // Define the stamp settings
        var watermarkText = "Confidential";

        // Create a TextStamp object with desired text and settings
        var textStamp = new TextStamp(watermarkText)
        {
            // Set the font size for the stamp text
            FontSize = 20,

            // Set the color for the stamp text
            Color = System.Drawing.Color.Red,

            // You can set additional properties such as position, opacity, rotation, etc.
            // Further customize the stamp based on requirements
        };

        // Apply the stamp to every page in the document
        pdf.ApplyStamp(textStamp, PdfDocument.StampPosition.Center);

        // Save the stamped PDF to a new file
        pdf.SaveAs("stamped_example.pdf");

        Console.WriteLine("Stamp applied successfully!");
    }
}

// Import IronPDF library
using IronPdf;

class PDFStampingExample
{
    static void Main(string[] args)
    {
        // Load an existing PDF document
        var pdf = PdfDocument.FromFile("example.pdf");

        // Define the stamp settings
        var watermarkText = "Confidential";

        // Create a TextStamp object with desired text and settings
        var textStamp = new TextStamp(watermarkText)
        {
            // Set the font size for the stamp text
            FontSize = 20,

            // Set the color for the stamp text
            Color = System.Drawing.Color.Red,

            // You can set additional properties such as position, opacity, rotation, etc.
            // Further customize the stamp based on requirements
        };

        // Apply the stamp to every page in the document
        pdf.ApplyStamp(textStamp, PdfDocument.StampPosition.Center);

        // Save the stamped PDF to a new file
        pdf.SaveAs("stamped_example.pdf");

        Console.WriteLine("Stamp applied successfully!");
    }
}

' Import IronPDF library
Imports IronPdf

Friend Class PDFStampingExample
	Shared Sub Main(ByVal args() As String)
		' Load an existing PDF document
		Dim pdf = PdfDocument.FromFile("example.pdf")

		' Define the stamp settings
		Dim watermarkText = "Confidential"

		' Create a TextStamp object with desired text and settings
		Dim textStamp As New TextStamp(watermarkText) With {
			.FontSize = 20,
			.Color = System.Drawing.Color.Red
		}

		' Apply the stamp to every page in the document
		pdf.ApplyStamp(textStamp, PdfDocument.StampPosition.Center)

		' Save the stamped PDF to a new file
		pdf.SaveAs("stamped_example.pdf")

		Console.WriteLine("Stamp applied successfully!")
	End Sub
End Class

$vbLabelText $csharpLabel

View on GitHub

Code

https://github.com/iron-software/IronPdf.Examples/tree/main/examples/stamping-html-pdf-multiple

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