989216: Modified the interactive sample code and readme files.

Author: sameerkhan001

Annotation/Add-a-popup-annotation-to-an-existing-PDF-document/.NET/Add-a-popup-annotation-to-an-existing-PDF-document/Program.cs

@@ -4,21 +4,19 @@
 using Syncfusion.Pdf.Interactive;
 using Syncfusion.Pdf.Parsing;
 
-//Load the PDF document. 
+//Load the PDF document
 using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(Path.GetFullPath(@"Data/Input.pdf")))
 {
-
     //Get the first page of the PDF document
     PdfPageBase loadedPage = loadedDocument.Pages[0];
     //Create a new popup annotation
-    PdfPopupAnnotation popupAnnotation = new PdfPopupAnnotation(new RectangleF(100, 100, 20, 20), "Comment");
+    PdfPopupAnnotation popupAnnotation = new PdfPopupAnnotation(new RectangleF(100, 100, 20, 20), "popup annotation");
     //Set the icon for the popup annotation
     popupAnnotation.Icon = PdfPopupIcon.Comment;
     //Set the color for the popup annotation
     popupAnnotation.Color = new PdfColor(Color.Yellow);
     //Add the annotation to the page
     loadedPage.Annotations.Add(popupAnnotation);
-
     //Save the PDF document
     loadedDocument.Save(Path.GetFullPath(@"Output/Output.pdf"));
-}
+}

Annotation/Add-a-popup-annotation-to-an-existing-PDF-document/.NET/Add-a-popup-annotation-to-an-existing-PDF-document/README.md

@@ -1,6 +1,6 @@
 # PDF Annotations
 
-The Syncfusion® [.NET Core PDF library](https://www.syncfusion.com/document-processing/pdf-framework/net-core/pdf-library) provides powerful tools to create, read, and edit PDF documents. This library also includes features to add, edit, and manage annotations in PDF files, enabling effective markup and collaboration.
+The Syncfusion<sup>&reg;</sup> [.NET Core PDF library](https://www.syncfusion.com/document-processing/pdf-framework/net-core/pdf-library) provides powerful tools to create, read, and edit PDF documents. This library also includes features to add, edit, and manage annotations in PDF files, enabling effective markup and collaboration.
 
 ## Steps to add annotations to a PDF
 
@@ -12,43 +12,34 @@ Step 2. **Install NuGet package**: Add the [Syncfusion.Pdf.Net.Core](https://www
 
 Step 3. **Include necessary namespaces**: Add the following namespaces to your `Program.cs` file:
 
-   ```csharp
-   using Syncfusion.Drawing;
-   using Syncfusion.Pdf;
-   using Syncfusion.Pdf.Graphics;
-   using Syncfusion.Pdf.Interactive;
-   using Syncfusion.Pdf.Parsing;
-   ```
+```csharp
+using Syncfusion.Drawing;
+using Syncfusion.Pdf;
+using Syncfusion.Pdf.Graphics;
+using Syncfusion.Pdf.Interactive;
+using Syncfusion.Pdf.Parsing;
+```
 
 Step 4. **Code to add annotations**: Use the following code snippet in `Program.cs` to insert annotations into a PDF file:
 
-   ```csharp
-   // Create a FileStream object to read the input PDF file
-   using (FileStream inputFileStream = new FileStream("input.pdf", FileMode.Open, FileAccess.Read))
-   {
-       // Load the PDF document from the input stream
-       using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputFileStream))
-       {
-           // Access the first page of the PDF document
-           PdfPageBase loadedPage = loadedDocument.Pages[0];
-           
-           // Create a new popup annotation
-           PdfPopupAnnotation popupAnnotation = new PdfPopupAnnotation(new RectangleF(100, 100, 20, 20), "Comment");          
-           // Set the icon for the popup annotation
-           popupAnnotation.Icon = PdfPopupIcon.Comment;       
-           // Set the color for the popup annotation
-           popupAnnotation.Color = new PdfColor(Color.Yellow);     
-           // Add the annotation to the page
-           loadedPage.Annotations.Add(popupAnnotation);
-           
-           // Save the updated document
-           using (FileStream outputFileStream = new FileStream("output.pdf", FileMode.Create, FileAccess.Write))
-           {
-               loadedDocument.Save(outputFileStream);
-           }
-       }
-   }
-   ```
+```csharp
+//Load the PDF document
+using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(Path.GetFullPath(@"Data/Input.pdf")))
+{
+    //Get the first page of the PDF document
+    PdfPageBase loadedPage = loadedDocument.Pages[0];
+    //Create a new popup annotation
+    PdfPopupAnnotation popupAnnotation = new PdfPopupAnnotation(new RectangleF(100, 100, 20, 20), "popup annotation");
+    //Set the icon for the popup annotation
+    popupAnnotation.Icon = PdfPopupIcon.Comment;
+    //Set the color for the popup annotation
+    popupAnnotation.Color = new PdfColor(Color.Yellow);
+    //Add the annotation to the page
+    loadedPage.Annotations.Add(popupAnnotation);
+    //Save the PDF document
+    loadedDocument.Save(Path.GetFullPath(@"Output/Output.pdf"));
+}
+```
 
 For a complete working example, visit the [GitHub repository](https://github.com/SyncfusionExamples/PDF-Examples/tree/master/Annotation/Add-a-popup-annotation-to-an-existing-PDF-document/.NET).
 

Compression/Compress-the-existing-PDF-document/.NET/Compress-the-existing-PDF-document/Program.cs

@@ -1,21 +1,17 @@
 using Syncfusion.Pdf;
 using Syncfusion.Pdf.Parsing;
 
-//Load the PDF document. 
+//Load the PDF document
 using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(Path.GetFullPath(@"Data/Input.pdf")))
 {
-    // Create a new PdfCompressionOptions object.
+    // Create a new PdfCompressionOptions object
     PdfCompressionOptions options = new PdfCompressionOptions();
-
-    //Enable the compress image.
+    //Enable the compress image
     options.CompressImages = true;
-
-    //Set the image quality.
+    //Set the image quality
     options.ImageQuality = 50;
-
-    // Compress the PDF document.
+    // Compress the PDF document
     loadedDocument.Compress(options);
-
     //Save the PDF document
     loadedDocument.Save(Path.GetFullPath(@"Output/Output.pdf"));
 }

Compression/Compress-the-existing-PDF-document/.NET/Compress-the-existing-PDF-document/README.md

@@ -1,6 +1,6 @@
 # Compressing PDF Files
 
-The Syncfusion® [.NET Core PDF library](https://www.syncfusion.com/document-processing/pdf-framework/net-core/pdf-library) allows users to seamlessly create, read, and edit PDF documents. Additionally, it offers features for compressing PDF files, which helps reduce their size without sacrificing quality—optimizing storage and enhancing the efficiency of file sharing.
+The Syncfusion<sup>&reg;</sup> [.NET Core PDF library](https://www.syncfusion.com/document-processing/pdf-framework/net-core/pdf-library) allows users to seamlessly create, read, and edit PDF documents. Additionally, it offers features for compressing PDF files, which helps reduce their size without sacrificing quality—optimizing storage and enhancing the efficiency of file sharing.
 
 ## Steps to compress PDF files
 
@@ -12,47 +12,29 @@ Step 2: **Install the NuGet package**: Add the [Syncfusion.Pdf.Net.Core](https:/
 
 Step 3: **Add required namespaces**: Include the following namespaces in your `Program.cs` file:
 
-   ```csharp
+```csharp
    using Syncfusion.Pdf.Parsing;
    using Syncfusion.Pdf;
-   ```
+```
 
 Step 4: **Implement PDF compression**: Use the following code snippet in `Program.cs` to compress PDF files:
 
-   ```csharp
-  // Open a file stream to read the input PDF file
-   using (FileStream fileStream = new FileStream("Input.pdf", FileMode.Open, FileAccess.Read))
-   {
-       // Load the PDF document from the file stream
-       using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(fileStream))
-       {
-           // Create a new PdfCompressionOptions object
-           PdfCompressionOptions options = new PdfCompressionOptions();
-
-           // Enable image compression and set the image quality
-           options.CompressImages = true;
-           options.ImageQuality = 50;
-
-           // Enable font optimization
-           options.OptimizeFont = true;
-
-           // Enable page content optimization
-           options.OptimizePageContents = true;
-
-           // Remove metadata from the PDF
-           options.RemoveMetadata = true;
-
-           // Compress the PDF document
-           loadedDocument.Compress(options);
-
-           // Save the document into a memory stream
-           using (MemoryStream outputStream = new MemoryStream())
-           {
-               loadedDocument.Save(outputStream);
-           }
-       }
-   }
-   ```
+```csharp
+ //Load the PDF document
+using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(Path.GetFullPath(@"Data/Input.pdf")))
+{
+    // Create a new PdfCompressionOptions object
+    PdfCompressionOptions options = new PdfCompressionOptions();
+    //Enable the compress image
+    options.CompressImages = true;
+    //Set the image quality
+    options.ImageQuality = 50;
+    // Compress the PDF document
+    loadedDocument.Compress(options);
+    //Save the PDF document
+    loadedDocument.Save(Path.GetFullPath(@"Output/Output.pdf"));
+}
+```
 
 You can download a complete working sample from the [GitHub repository](https://github.com/SyncfusionExamples/PDF-Examples/tree/master/Compression/Compress-the-existing-PDF-document).
 

Digital Signature/Add-a-digital-signature-to-an-existing-document/.NET/Add-a-digital-signature-to-an-existing-document/Program.cs

@@ -1,39 +1,31 @@
 using Syncfusion.Drawing;
 using Syncfusion.Pdf;
 using Syncfusion.Pdf.Graphics;
-using Syncfusion.Pdf.Interactive;
 using Syncfusion.Pdf.Parsing;
 using Syncfusion.Pdf.Security;
 
-//Open existing PDF document
+//Load the PDF document
 using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(@"Data/Input.pdf"))
 {
     // Gets the first page of the document
     PdfPageBase page = loadedDocument.Pages[0];
-
     // Load the certificate from a PFX file with a private key
-    FileStream certificateStream = new FileStream(Path.GetFullPath(@"Data/PDF.pfx"), FileMode.Open, FileAccess.Read);
-    PdfCertificate pdfCert = new PdfCertificate(certificateStream, "syncfusion");
-
+    PdfCertificate pdfCert = new PdfCertificate(Path.GetFullPath(@"Data/PDF.pfx"), "syncfusion");
     // Create a signature
     PdfSignature signature = new PdfSignature(loadedDocument, page, pdfCert, "Signature");
-
     // Set signature information
     signature.Bounds = new RectangleF(227.6355f, 675.795044f, 150.57901f, 32.58f);
     signature.SignedName = "Syncfusion";
     signature.ContactInfo = "[email protected]";
     signature.LocationInfo = "Honolulu, Hawaii";
     signature.Reason = "I am the author of this document.";
-
     // Load the image for the signature field
-    FileStream imageStream = new FileStream(Path.GetFullPath(@"Data/signature.png"), FileMode.Open, FileAccess.Read);
-    PdfBitmap signatureImage = new PdfBitmap(imageStream);
-
-    // Draw the image on the signature field
-    signature.Appearance.Normal.Graphics.DrawImage(signatureImage, new RectangleF(0, 0, signature.Bounds.Width, signature.Bounds.Height));
-
-    // Save the PDF document
-    document.Save(Path.GetFullPath(@"Output/Output.pdf"));
-    certificateStream.Dispose();
-    imageStream.Dispose();
+    using (FileStream imageStream = new FileStream(Path.GetFullPath(@"Data/signature.png"), FileMode.Open, FileAccess.Read))
+    {
+        PdfBitmap signatureImage = new PdfBitmap(imageStream);
+        // Draw the image on the signature field
+        signature.Appearance.Normal.Graphics.DrawImage(signatureImage, new RectangleF(0, 0, signature.Bounds.Width, signature.Bounds.Height));
+        // Save the PDF document
+        loadedDocument.Save(Path.GetFullPath(@"Output/Output.pdf"));
+    }
 }

Digital Signature/Add-a-digital-signature-to-an-existing-document/.NET/Add-a-digital-signature-to-an-existing-document/README.md

@@ -1,70 +1,54 @@
 # Digital Signature
 
-The Syncfusion® [.NET Core PDF library](https://www.syncfusion.com/document-processing/pdf-framework/net-core/pdf-library) offers powerful capabilities for creating, reading, and editing PDF documents. One of its robust features is the ability to apply digital signatures to PDF files, ensuring document authenticity, integrity, and security.
+The Syncfusion<sup>&reg;</sup> [.NET Core PDF library](https://www.syncfusion.com/document-processing/pdf-framework/net-core/pdf-library) offers powerful capabilities for creating, reading, and editing PDF documents. One of its robust features is the ability to apply digital signatures to PDF files, ensuring document authenticity, integrity, and security.
 
 ## Steps to add a digital signature to PDF files
 
-Follow these steps to digitally sign PDF files using the Syncfusion&reg; library:
+Follow these steps to digitally sign PDF files using the Syncfusion<sup>&reg;</sup> library:
 
 Step 1: **Create a new project**: Start by creating a new C# Console Application project.
 
 Step 2: **Install the NuGet package**: Add the [Syncfusion.Pdf.Net.Core](https://www.nuget.org/packages/Syncfusion.Pdf.Net.Core/) package to your project from [NuGet.org](https://www.nuget.org/).
 
 Step 3: **Include necessary namespaces**: Add the following namespaces in your `Program.cs` file:
 
-   ```csharp
-   using Syncfusion.Pdf;
-   using Syncfusion.Pdf.Graphics;
-   using Syncfusion.Pdf.Parsing;
-   using Syncfusion.Pdf.Security;
-   using Syncfusion.Drawing;
-   using Syncfusion.Pdf.Interactive;
-   ```
+```csharp
+using Syncfusion.Drawing;
+using Syncfusion.Pdf;
+using Syncfusion.Pdf.Graphics;
+using Syncfusion.Pdf.Parsing;
+using Syncfusion.Pdf.Security;
+```
 
 Step 4: **Add digital signature code**: Use the following code snippet in `Program.cs` to add a digital signature to a PDF file:
 
-   ```csharp
-   // Open the existing PDF document as a stream
-   using (FileStream inputStream = new FileStream(Path.GetFullPath("Input.pdf"), FileMode.Open, FileAccess.Read))
-   {
-       // Load the existing PDF document
-       PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputStream);
-
-       // Get the first page of the document
-       PdfPageBase page = loadedDocument.Pages[0];
-
-       // Load the certificate from a PFX file with a private key
-       FileStream certificateStream = new FileStream(@"PDF.pfx", FileMode.Open, FileAccess.Read);
-       PdfCertificate pdfCert = new PdfCertificate(certificateStream, "syncfusion");
-
-       // Create a signature
-       PdfSignature signature = new PdfSignature(loadedDocument, page, pdfCert, "Signature");
-
-       // Set signature information
-       signature.Bounds = new RectangleF(new PointF(0, 0), new SizeF(200, 100));
-       signature.ContactInfo = "[email protected]";
-       signature.LocationInfo = "Honolulu, Hawaii";
-       signature.Reason = "I am the author of this document.";
-
-       // Load the image for the signature field
-       FileStream imageStream = new FileStream("signature.png", FileMode.Open, FileAccess.Read);
-       PdfBitmap signatureImage = new PdfBitmap(imageStream);
-
-       // Draw the image on the signature field
-       signature.Appearance.Normal.Graphics.DrawImage(signatureImage, new RectangleF(0, 0, signature.Bounds.Width, signature.Bounds.Height));
-
-       // Save the document to a file stream
-       using (FileStream outputFileStream = new FileStream("signed.pdf", FileMode.Create, FileAccess.ReadWrite))
-       {
-           loadedDocument.Save(outputFileStream);
-       }
-
-       // Close the document
-       loadedDocument.Close(true);
-       certificateStream.Dispose();
-       imageStream.Dispose();
-   }
-   ```
+```csharp
+//Load the PDF document
+using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(@"Data/Input.pdf"))
+{
+    // Gets the first page of the document
+    PdfPageBase page = loadedDocument.Pages[0];
+    // Load the certificate from a PFX file with a private key
+    PdfCertificate pdfCert = new PdfCertificate(Path.GetFullPath(@"Data/PDF.pfx"), "syncfusion");
+    // Create a signature
+    PdfSignature signature = new PdfSignature(loadedDocument, page, pdfCert, "Signature");
+    // Set signature information
+    signature.Bounds = new RectangleF(227.6355f, 675.795044f, 150.57901f, 32.58f);
+    signature.SignedName = "Syncfusion";
+    signature.ContactInfo = "[email protected]";
+    signature.LocationInfo = "Honolulu, Hawaii";
+    signature.Reason = "I am the author of this document.";
+    // Load the image for the signature field
+    using (FileStream imageStream = new FileStream(Path.GetFullPath(@"Data/signature.png"), FileMode.Open, FileAccess.Read))
+    {
+        PdfBitmap signatureImage = new PdfBitmap(imageStream);
+        // Draw the image on the signature field
+        signature.Appearance.Normal.Graphics.DrawImage(signatureImage, new RectangleF(0, 0, signature.Bounds.Width, signature.Bounds.Height));
+        // Save the PDF document
+        loadedDocument.Save(Path.GetFullPath(@"Output/Output.pdf"));
+    }
+}
+```
 
 For a complete working example, visit the [GitHub repository](https://github.com/SyncfusionExamples/PDF-Examples/tree/master/Digital%20Signature/Add-a-digital-signature-to-an-existing-document/).