IronPDF与Apitron PDF Kit之间的比较

<?xml version="1.0" encoding="utf-8"?>
<FlowDocument xmlns="Apitron.PDF.Kit.FlowLayout.v1">
  <Resources>
    <Image resourceId="logo" fileName="../../images/logo.png" />
  </Resources>
  <Styles>
    <Style selector="flowdocument">
      <Color value="Black" />
    </Style>
    <Style selector="grid">
      <InnerBorder thickness="1" />
      <InnerBorderColor value="Black" />
    </Style>
  </Styles>
  <Elements>
    <Image>
      <Properties>
        <Class value="logo" />
        <ResourceId value="logo" />
      </Properties>
    </Image>
    <TextBlock>
      <Properties>
        <Class value="header" />
        <Text value="Sample Interview Questions for Candidates" />
      </Properties>
    </TextBlock>
    <Br />
    <TextBlock>
      <Properties>
        <Class value="headerNote" />
        <Text value="To help facilitate the interview process, the Human Resources Department has compiled a list of questions that might be used during the phone and/or on-campus interviews. Some of the questions deal with the same content, but are phrased differently while other questions may not pertain to a specific discipline; however all of the questions are unbiased and appropriate to ask. We hope you'll find this helpful." />
      </Properties>
    </TextBlock>
  </Elements>
  <Properties>
    <Margin value="30,20,30,20" />
  </Properties>
</FlowDocument>

// Use Apitron's FlowDocument to convert XML to PDF
using (Stream stream = File.OpenRead("C:\\PLACE YOUR EXACT PATH HERE\\template.xml"), 
               outputStream = File.Create("fromTemplate.pdf"))
{
    ResourceManager resourceManager = new ResourceManager();
    FlowDocument doc = FlowDocument.LoadFromXml(stream, resourceManager);

    doc.Write(outputStream, resourceManager);
}

' Use Apitron's FlowDocument to convert XML to PDF
Using stream As Stream = File.OpenRead("C:\PLACE YOUR EXACT PATH HERE\template.xml"), outputStream As Stream = File.Create("fromTemplate.pdf")
	Dim resourceManager As New ResourceManager()
	Dim doc As FlowDocument = FlowDocument.LoadFromXml(stream, resourceManager)

	doc.Write(outputStream, resourceManager)
End Using

var Renderer = new ChromePdfRenderer();

// Add a header
Renderer.RenderingOptions.FirstPageNumber = 1; // Use 2 if a cover page will be appended
Renderer.RenderingOptions.TextHeader.DrawDividerLine = true;
Renderer.RenderingOptions.TextHeader.CenterText = "This is the header text";
Renderer.RenderingOptions.TextHeader.Font = IronPdf.Font.FontTypes.Helvetica;
Renderer.RenderingOptions.TextHeader.FontSize = 12;
Renderer.RenderingOptions.MarginTop = 25; // Create 25mm space for header

// Add a footer too
Renderer.RenderingOptions.TextFooter.DrawDividerLine = true;
Renderer.RenderingOptions.TextFooter.Font = IronPdf.Font.FontTypes.Arial;
Renderer.RenderingOptions.TextFooter.FontSize = 12;
Renderer.RenderingOptions.TextFooter.LeftText = "{date} {time}";
Renderer.RenderingOptions.TextFooter.RightText = "{page} of {total-pages}";
Renderer.RenderingOptions.MarginTop = 25; // Create 25mm space for footer

using var AdvancedPDF = Renderer.RenderHtmlAsPdf("<img src='logo.png'><h1>This is header and footer generated pdf file</h1>", @"C:\site\assets\");
AdvancedPDF.SaveAs("html-with-assets.pdf");

Dim Renderer = New ChromePdfRenderer()

' Add a header
Renderer.RenderingOptions.FirstPageNumber = 1 ' Use 2 if a cover page will be appended
Renderer.RenderingOptions.TextHeader.DrawDividerLine = True
Renderer.RenderingOptions.TextHeader.CenterText = "This is the header text"
Renderer.RenderingOptions.TextHeader.Font = IronPdf.Font.FontTypes.Helvetica
Renderer.RenderingOptions.TextHeader.FontSize = 12
Renderer.RenderingOptions.MarginTop = 25 ' Create 25mm space for header

' Add a footer too
Renderer.RenderingOptions.TextFooter.DrawDividerLine = True
Renderer.RenderingOptions.TextFooter.Font = IronPdf.Font.FontTypes.Arial
Renderer.RenderingOptions.TextFooter.FontSize = 12
Renderer.RenderingOptions.TextFooter.LeftText = "{date} {time}"
Renderer.RenderingOptions.TextFooter.RightText = "{page} of {total-pages}"
Renderer.RenderingOptions.MarginTop = 25 ' Create 25mm space for footer

Dim AdvancedPDF = Renderer.RenderHtmlAsPdf("<img src='logo.png'><h1>This is header and footer generated pdf file</h1>", "C:\site\assets\")
AdvancedPDF.SaveAs("html-with-assets.pdf")

// Register document resources first
ResourceManager resourceManager = new ResourceManager();
resourceManager.RegisterResource(new Apitron.PDF.Kit.FixedLayout.Resources.XObjects.Image("logo", "../../data/logo.png"));

// Create the document
FlowDocument doc = new FlowDocument() { Margin = new Thickness(10) };

// Register styles
doc.StyleManager.RegisterStyle(".pageHeader", new Style() { Font = new Font(StandardFonts.TimesBold, 20) });
doc.StyleManager.RegisterStyle(".pageFooter", new Style() { Align = Align.Right });
doc.StyleManager.RegisterStyle("hr", new Style() { Height = 2, Margin = new Thickness(0, 5, 0, 5) });
doc.StyleManager.RegisterStyle(".content", new Style() { Align = Align.Left, Display = Display.InlineBlock });

// Fill the header section
doc.PageHeader.Class = "pageHeader";
doc.PageHeader.Add(new Image("logo") { Width = 100, Height = 50 });
doc.PageHeader.Add(new TextBlock("This document is intended for internal use only") { TextIndent = 20 });
doc.PageHeader.Add(new Hr());

// Fill the footer section
doc.PageFooter.Class = "pageFooter";
doc.PageFooter.Add(new Hr());
doc.PageFooter.Add(new TextBlock((ctx) => string.Format("Page {0} from ", ctx.CurrentPage + 1)));
doc.PageFooter.Add(new PageCount(3) { Display = Display.Inline });

// Add pages
for (int i = 0; i < 2; ++i)
{
    doc.Add(new TextBlock("This is header and footer generation pdf file.") { Class = "content" });
    doc.Add(new PageBreak());
}

// Generate PDF
using (Stream stream = File.Create("out.pdf"))
{
    doc.Write(stream, resourceManager);
}

Process.Start("out.pdf");

' Register document resources first
Dim resourceManager As New ResourceManager()
resourceManager.RegisterResource(New Apitron.PDF.Kit.FixedLayout.Resources.XObjects.Image("logo", "../../data/logo.png"))

' Create the document
Dim doc As New FlowDocument() With {.Margin = New Thickness(10)}

' Register styles
doc.StyleManager.RegisterStyle(".pageHeader", New Style() With {.Font = New Font(StandardFonts.TimesBold, 20)})
doc.StyleManager.RegisterStyle(".pageFooter", New Style() With {.Align = Align.Right})
doc.StyleManager.RegisterStyle("hr", New Style() With {
	.Height = 2,
	.Margin = New Thickness(0, 5, 0, 5)
})
doc.StyleManager.RegisterStyle(".content", New Style() With {
	.Align = Align.Left,
	.Display = Display.InlineBlock
})

' Fill the header section
doc.PageHeader.Class = "pageHeader"
doc.PageHeader.Add(New Image("logo") With {
	.Width = 100,
	.Height = 50
})
doc.PageHeader.Add(New TextBlock("This document is intended for internal use only") With {.TextIndent = 20})
doc.PageHeader.Add(New Hr())

' Fill the footer section
doc.PageFooter.Class = "pageFooter"
doc.PageFooter.Add(New Hr())
doc.PageFooter.Add(New TextBlock(Function(ctx) String.Format("Page {0} from ", ctx.CurrentPage + 1)))
doc.PageFooter.Add(New PageCount(3) With {.Display = Display.Inline})

' Add pages
For i As Integer = 0 To 1
	doc.Add(New TextBlock("This is header and footer generation pdf file.") With {.Class = "content"})
	doc.Add(New PageBreak())
Next i

' Generate PDF
Using stream As Stream = File.Create("out.pdf")
	doc.Write(stream, resourceManager)
End Using

Process.Start("out.pdf")

using IronPdf;

// Cryptographically sign an existing PDF in 1 line of code!
new IronPdf.Signing.PdfSignature("Iron.p12", "123456").SignPdfFile("any.pdf");

/***** Advanced example for more control *****/

// 1. Create a PDF
var Renderer = new IronPdf.ChromePdfRenderer();
var doc = Renderer.RenderHtmlAsPdf("<h1>Testing 2048 bit digital security</h1>");

// 2. Create a Signature.
// You may create a .pfx or .p12 PDF signing certificate using Adobe Acrobat Reader.

var signature = new IronPdf.Signing.PdfSignature("Iron.pfx", "123456");

// 3. Handwritten signature graphic
signature.LoadSignatureImageFromFile("handwriting.png");

// 4. Sign the PDF with the PdfSignature. Multiple signing certificates may be used
doc.SignPdfWithDigitalSignature(signature);

// 5. The PDF is not signed until saved to file, stream or byte array.
doc.SaveAs("signed.pdf");

Imports IronPdf

' Cryptographically sign an existing PDF in 1 line of code!
Call (New IronPdf.Signing.PdfSignature("Iron.p12", "123456")).SignPdfFile("any.pdf")

'''*** Advanced example for more control ****

' 1. Create a PDF
Dim Renderer = New IronPdf.ChromePdfRenderer()
Dim doc = Renderer.RenderHtmlAsPdf("<h1>Testing 2048 bit digital security</h1>")

' 2. Create a Signature.
' You may create a .pfx or .p12 PDF signing certificate using Adobe Acrobat Reader.

Dim signature = New IronPdf.Signing.PdfSignature("Iron.pfx", "123456")

' 3. Handwritten signature graphic
signature.LoadSignatureImageFromFile("handwriting.png")

' 4. Sign the PDF with the PdfSignature. Multiple signing certificates may be used
doc.SignPdfWithDigitalSignature(signature)

' 5. The PDF is not signed until saved to file, stream or byte array.
doc.SaveAs("signed.pdf")

static void Main(string[] args)
{
    string fileName = "signedTwice.pdf";

    using (Stream stream = File.Create(fileName))
    {
        FlowDocument doc = new FlowDocument() { Margin = new Thickness(10) };
        doc.Add(new TextBlock("Signed using Apitron PDF Kit for .NET"));
        doc.Write(stream, new ResourceManager());
    }

    // Save
    Sign(fileName, "../../data/certs/JohnDoe.pfx", "password", "../../data/images/signatureImage.png", new Boundary(10, 750, 110, 800));
}

// Implementation of Sign Method
private static void Sign(string pathToDocument, string pathToCertificate, string password, string pathToSignatureImage, Boundary signatureViewLocation)
{
    // Open existing document and sign once
    using (Stream inputStream = new FileStream(pathToDocument, FileMode.Open, FileAccess.ReadWrite))
    {
        using (FixedDocument doc = new FixedDocument(inputStream))
        {
            string imageResourceId = Guid.NewGuid().ToString("N");
            string signatureFieldId = Guid.NewGuid().ToString("N");

            // Register signature image resource
            doc.ResourceManager.RegisterResource(new Image(imageResourceId, pathToSignatureImage));

            // Create first signature field and initialize it using a stored certificate
            SignatureField signatureField = new SignatureField(signatureFieldId);
            using (Stream signatureDataStream = File.OpenRead(pathToCertificate))
            {
                signatureField.Signature = Signature.Create(new Pkcs12Store(signatureDataStream, password));
            }

            // Add signature fields to the document
            doc.AcroForm.Fields.Add(signatureField);

            // Create first signature view using the image resource
            SignatureFieldView signatureView = new SignatureFieldView(signatureField, signatureViewLocation);
            signatureView.ViewSettings.Graphic = Graphic.Image;
            signatureView.ViewSettings.GraphicResourceID = imageResourceId;
            signatureView.ViewSettings.Description = Description.None;

            // Add views to page annotations collection
            doc.Pages[0].Annotations.Add(signatureView);

            // Save as incremental update
            doc.Save();
        }
    }
}

Shared Sub Main(ByVal args() As String)
	Dim fileName As String = "signedTwice.pdf"

	Using stream As Stream = File.Create(fileName)
		Dim doc As New FlowDocument() With {.Margin = New Thickness(10)}
		doc.Add(New TextBlock("Signed using Apitron PDF Kit for .NET"))
		doc.Write(stream, New ResourceManager())
	End Using

	' Save
	Sign(fileName, "../../data/certs/JohnDoe.pfx", "password", "../../data/images/signatureImage.png", New Boundary(10, 750, 110, 800))
End Sub

' Implementation of Sign Method
Private Shared Sub Sign(ByVal pathToDocument As String, ByVal pathToCertificate As String, ByVal password As String, ByVal pathToSignatureImage As String, ByVal signatureViewLocation As Boundary)
	' Open existing document and sign once
	Using inputStream As Stream = New FileStream(pathToDocument, FileMode.Open, FileAccess.ReadWrite)
		Using doc As New FixedDocument(inputStream)
			Dim imageResourceId As String = Guid.NewGuid().ToString("N")
			Dim signatureFieldId As String = Guid.NewGuid().ToString("N")

			' Register signature image resource
			doc.ResourceManager.RegisterResource(New Image(imageResourceId, pathToSignatureImage))

			' Create first signature field and initialize it using a stored certificate
			Dim signatureField As New SignatureField(signatureFieldId)
			Using signatureDataStream As Stream = File.OpenRead(pathToCertificate)
				signatureField.Signature = Signature.Create(New Pkcs12Store(signatureDataStream, password))
			End Using

			' Add signature fields to the document
			doc.AcroForm.Fields.Add(signatureField)

			' Create first signature view using the image resource
			Dim signatureView As New SignatureFieldView(signatureField, signatureViewLocation)
			signatureView.ViewSettings.Graphic = Graphic.Image
			signatureView.ViewSettings.GraphicResourceID = imageResourceId
			signatureView.ViewSettings.Description = Description.None

			' Add views to page annotations collection
			doc.Pages(0).Annotations.Add(signatureView)

			' Save as incremental update
			doc.Save()
		End Using
	End Using
End Sub

using IronPdf;

var renderer = new ChromePdfRenderer();

string portfolioGallery = @"
<!DOCTYPE html>
<html>
<head>
    <meta charset='utf-8'>
    <link href='https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css' rel='stylesheet'>
    <style>
        .gallery-item {
            position: relative;
            overflow: hidden;
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }
        .gallery-item img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            transition: transform 0.3s;
        }
        .gallery-item:hover img {
            transform: scale(1.1);
        }
        .gallery-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
            padding: 20px;
            color: white;
        }
        .category-badge {
            position: absolute;
            top: 10px;
            right: 10px;
        }
        @media print {
            .gallery-item { page-break-inside: avoid; }
        }
    </style>
</head>
<body>
    <div class='container py-5'>
        <div class='text-center mb-5'>
            <h1 class='display-4'>Design Portfolio</h1>
            <p class='lead text-muted'>Showcase of PDF Document Designs</p>
        </div>

        <div class='row mb-4'>
            <div class='col-12'>
                <div class='btn-group' role='group'>
                    <button class='btn btn-primary'>All Projects</button>
                    <button class='btn btn-outline-primary'>Invoices</button>
                    <button class='btn btn-outline-primary'>Reports</button>
                    <button class='btn btn-outline-primary'>Forms</button>
                    <button class='btn btn-outline-primary'>Certificates</button>
                </div>
            </div>
        </div>

        <div class='row g-4'>
            <div class='col-md-4'>
                <div class='gallery-item'>
                    <span class='badge bg-primary category-badge'>Invoice</span>
                    <svg width='100%' height='250' style='background: linear-gradient(135deg, #667eea 0%, #764ba2 100%)'>
                        <text x='50%' y='50%' text-anchor='middle' fill='white' font-size='48' opacity='0.3'>📄</text>
                    </svg>
                    <div class='gallery-overlay'>
                        <h5 class='mb-1'>Professional Invoice Template</h5>
                        <small>Corporate billing with itemized details</small>
                    </div>
                </div>
            </div>

            <div class='col-md-4'>
                <div class='gallery-item'>
                    <span class='badge bg-success category-badge'>Report</span>
                    <svg width='100%' height='250' style='background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%)'>
                        <text x='50%' y='50%' text-anchor='middle' fill='white' font-size='48' opacity='0.3'>📊</text>
                    </svg>
                    <div class='gallery-overlay'>
                        <h5 class='mb-1'>Analytics Dashboard Report</h5>
                        <small>Data visualization and metrics</small>
                    </div>
                </div>
            </div>

            <div class='col-md-4'>
                <div class='gallery-item'>
                    <span class='badge bg-warning category-badge'>Certificate</span>
                    <svg width='100%' height='250' style='background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%)'>
                        <text x='50%' y='50%' text-anchor='middle' fill='white' font-size='48' opacity='0.3'>🏆</text>
                    </svg>
                    <div class='gallery-overlay'>
                        <h5 class='mb-1'>Award Certificate</h5>
                        <small>Professional achievement recognition</small>
                    </div>
                </div>
            </div>

            <div class='col-md-4'>
                <div class='gallery-item'>
                    <span class='badge bg-info category-badge'>Form</span>
                    <svg width='100%' height='250' style='background: linear-gradient(135deg, #fa709a 0%, #fee140 100%)'>
                        <text x='50%' y='50%' text-anchor='middle' fill='white' font-size='48' opacity='0.3'>📝</text>
                    </svg>
                    <div class='gallery-overlay'>
                        <h5 class='mb-1'>Application Form</h5>
                        <small>Multi-page data collection</small>
                    </div>
                </div>
            </div>

            <div class='col-md-4'>
                <div class='gallery-item'>
                    <span class='badge bg-danger category-badge'>Invoice</span>
                    <svg width='100%' height='250' style='background: linear-gradient(135deg, #30cfd0 0%, #330867 100%)'>
                        <text x='50%' y='50%' text-anchor='middle' fill='white' font-size='48' opacity='0.3'>💰</text>
                    </svg>
                    <div class='gallery-overlay'>
                        <h5 class='mb-1'>Payment Receipt</h5>
                        <small>Transaction confirmation document</small>
                    </div>
                </div>
            </div>

            <div class='col-md-4'>
                <div class='gallery-item'>
                    <span class='badge bg-secondary category-badge'>Report</span>
                    <svg width='100%' height='250' style='background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%)'>
                        <text x='50%' y='50%' text-anchor='middle' fill='white' font-size='48' opacity='0.3'>📈</text>
                    </svg>
                    <div class='gallery-overlay'>
                        <h5 class='mb-1'>Financial Statement</h5>
                        <small>Quarterly performance overview</small>
                    </div>
                </div>
            </div>
        </div>

        <div class='text-center mt-5'>
            <p class='text-muted'>All templates rendered with IronPDF's Chromium engine</p>
            <div class='d-flex justify-content-center gap-2'>
                <span class='badge bg-primary'>Bootstrap 5</span>
                <span class='badge bg-success'>Responsive</span>
                <span class='badge bg-info'>Print-Ready</span>
            </div>
        </div>
    </div>
</body>
</html>";

var pdf = renderer.RenderHtmlAsPdf(portfolioGallery);
pdf.SaveAs("portfolio-gallery.pdf");

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