Blog sample is updated.

PDFRedaction/PDFRedaction/ConsolePopup.xaml

@@ -0,0 +1,34 @@
+<Window x:Class="PDFRedaction.ConsolePopup"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:PDFRedaction"
+        mc:Ignorable="d"
+        Title="ConsolePopup" Height="450" Width="800">
+
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="*" />
+            <RowDefinition Height="Auto" />
+        </Grid.RowDefinitions>
+            <TextBox x:Name="ConsoleOutput"
+                 FontFamily="Consolas"
+                 FontSize="14"
+                 IsReadOnly="True"
+                 TextWrapping="Wrap"
+                 VerticalScrollBarVisibility="Auto"
+                 Margin="10"
+                     Grid.Row="0"/>
+        <Button x:Name="CloseButton"
+                Content="Close"
+                HorizontalAlignment="Right"
+                VerticalAlignment="Top"
+                Margin="10"
+                Width="75"
+                Height="25"
+                Click="CloseButton_Click"
+                Grid.Row="1"/>
+    </Grid>
+
+</Window>

PDFRedaction/PDFRedaction/ConsolePopup.xaml.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+
+namespace PDFRedaction
+{
+    /// <summary>
+    /// Interaction logic for ConsolePopup.xaml
+    /// </summary>
+    public partial class ConsolePopup : Window
+    {
+        public ConsolePopup()
+        {
+            InitializeComponent();
+        }
+        public void WriteLine(string message)
+        {
+            ConsoleOutput.AppendText(message + Environment.NewLine);
+            ConsoleOutput.ScrollToEnd();
+        }
+        public void Clear()
+        { ConsoleOutput.Clear(); }
+
+        private void CloseButton_Click(object sender, RoutedEventArgs e)
+        {
+            ConsoleOutput.Clear();  // Clear the text
+            this.Close();
+        }
+    }
+}

PDFRedaction/PDFRedaction/MainWindow.xaml

@@ -11,18 +11,32 @@
         <Grid.RowDefinitions>
             <RowDefinition Height="0.5*" ></RowDefinition>
             <RowDefinition Height="0.5*" ></RowDefinition>
-        </Grid.RowDefinitions> 
+        </Grid.RowDefinitions>
         <TextBlock Margin="10" TextWrapping="Wrap" FontSize="18" Grid.Row="0">This sample demonstrates redacting text and leaving area blank, redacting the text with fill color, redacting the text with redaction codes,
             and redacting images in the PDF using OCR.
         <LineBreak/>
             <LineBreak/>
            Click the button to view an PDF document generated by Essential PDF.  Please note that Adobe Reader or its equivalent is required to view the resultant document.
         </TextBlock>
-        <StackPanel HorizontalAlignment="Center" Grid.Row="1" Orientation="Horizontal">
-            <Button Margin="10" Content="Redact PDF without Color" HorizontalAlignment="Left"  VerticalAlignment="Top" x:Name="btnRedactPDF" Width="167" Click="btnRedactPDFwithoutColor" Height="48"/>
-            <Button Margin="10" Content="Redact PDF with Fill Color" HorizontalAlignment="Left"  VerticalAlignment="Top" Width="160" x:Name="btnRedactPDFwithColor" Height="48" Click="btnRedactPDFwithColor_Click"/>
-            <Button Margin="10" Content="Redact PDF with Redaction Codes" HorizontalAlignment="Left"  VerticalAlignment="Top" Width="188" x:Name="btnRedactPDFwithCodes" Height="48" Click="btnRedactPDFwithCodes_Click"/>
-            <Button Margin="10" Content="Redact from PDF Image" HorizontalAlignment="Left"  VerticalAlignment="Top" Width="181" x:Name="btnRedactPDFImage" Height="48" Click="btnRedactPDFImage_Click"/>
-        </StackPanel>
+        <Grid Grid.Row="1" Margin="10">
+            <Grid.RowDefinitions>
+                <RowDefinition Height="*" ></RowDefinition>
+                <RowDefinition Height="*" ></RowDefinition>
+            </Grid.RowDefinitions>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="*" />
+            </Grid.ColumnDefinitions>
+            <Button Margin="10" Content="Redact PDF without Color" Grid.Row="0" Grid.Column="0" HorizontalAlignment="Left"  VerticalAlignment="Top" x:Name="btnRedactPDF" Width="167" Click="btnRedactPDFwithoutColor" Height="48"/>
+            <Button Margin="10,10,0,0" Content="Redact PDF with Fill Color" Grid.Row="0" Grid.Column="1" HorizontalAlignment="Left"  VerticalAlignment="Top" Width="167" x:Name="btnRedactPDFwithColor" Height="48" Click="btnRedactPDFwithColor_Click"/>
+            <Button Margin="0,10,0,0" Content="Redact PDF with Redaction Codes" Grid.Row="0" Grid.Column="2" HorizontalAlignment="Center"  VerticalAlignment="Top" Width="194" x:Name="btnRedactPDFwithCodes" Height="48" Click="btnRedactPDFwithCodes_Click"/>
+            <Button Margin="10,10,0,0" Content="Redact from PDF Image" Grid.Row="0" Grid.Column="3" HorizontalAlignment="Left"  VerticalAlignment="Top" Width="181" x:Name="btnRedactPDFImage" Height="48" Click="btnRedactPDFImage_Click"/>
+            <Button Margin="10,10,0,0" Content="Add Visual Appearance" Grid.Row="1" HorizontalAlignment="Left"  VerticalAlignment="Top" x:Name="btnAddVisualElements" Height="48" Click="btnAddVisualElements_Click" Width="167"/>
+            <Button Margin="10,10,0,0" Content="Redact Text Only" Grid.Row="1" Grid.Column="1" HorizontalAlignment="Left"  VerticalAlignment="Top" x:Name="btnTextOnly" Height="48" Click="btnTextOnly_Click"  Width="167"/>
+            <Button Margin="0,10,0,0" Content="Find And Redact" Grid.Row="1" Grid.Column="2" HorizontalAlignment="Center"  VerticalAlignment="Top" x:Name="btnFindAndRedact" Height="48" Click="btnFindAndRedact_Click"  Width="194"/>
+            <Button Margin="10,10,0,0" Content="Track Redaction Progress" Grid.Row="1" Grid.Column="3" HorizontalAlignment="Left"  VerticalAlignment="Top" x:Name="btnRedactionProgress" Height="48" Click="btnRedactionProgress_Click"  Width="181"/>
+        </Grid>
     </Grid>
 </Window>

PDFRedaction/PDFRedaction/MainWindow.xaml.cs

@@ -4,10 +4,12 @@
 using Syncfusion.Pdf.Graphics;
 using Syncfusion.Pdf.Parsing;
 using Syncfusion.Pdf.Redaction;
+using System;
 using System.Diagnostics;
 using System.Drawing;
 using System.Text.RegularExpressions;
 using System.Windows;
+using System.Xml.Linq;
 
 namespace PDFRedaction
 {
@@ -19,13 +21,14 @@ public partial class MainWindow : Window
         public MainWindow()
         {
             InitializeComponent();
+            Syncfusion.Licensing.SyncfusionLicenseProvider.RegisterLicense("NRAiBiAaIQQuGjN/VkZ+XU9FfV5AQmBIYVp/TGpJfl96cVxMZVVBJAtUQF1hTH5Vd0ViUH5XdXxdT2dYWkd2");
         }
 
         private void btnRedactPDFwithoutColor(object sender, RoutedEventArgs e)
         {
             //Load a PDF document for redaction
             PdfLoadedDocument ldoc = new PdfLoadedDocument("../../Input/RedactPDFwithEmail.pdf");
-            
+
             //Get first page from document
             PdfLoadedPage lpage = ldoc.Pages[0] as PdfLoadedPage;
 
@@ -65,7 +68,7 @@ private void btnRedactPDFwithColor_Click(object sender, RoutedEventArgs e)
             Process.Start("RedactedPDF.pdf");
         }
 
-        private void btnRedactPDFwithCodes_Click(object sender, RoutedEventArgs     e)
+        private void btnRedactPDFwithCodes_Click(object sender, RoutedEventArgs e)
         {
             //Load a PDF document for redaction
             PdfLoadedDocument ldoc = new PdfLoadedDocument("../../Input/W4-tax-form.pdf");
@@ -100,7 +103,7 @@ private void btnRedactPDFwithCodes_Click(object sender, RoutedEventArgs     e)
 
         private void btnRedactPDFImage_Click(object sender, RoutedEventArgs e)
         {
-            using (OCRProcessor processor = new OCRProcessor(@"../../TesseractBinaries/3.02"))
+            using (OCRProcessor processor = new OCRProcessor())
             {
                 //Load the PDF document 
                 PdfLoadedDocument lDoc = new PdfLoadedDocument(@"../../Input/FormWithSSN.pdf");
@@ -128,7 +131,7 @@ private void btnRedactPDFImage_Click(object sender, RoutedEventArgs e)
                         scaleX = imgInfo.Bounds.Height / ocrImage.Height;
                         scaleY = imgInfo.Bounds.Width / ocrImage.Width;
                     }
-                    
+
                     //Get the text from page and lines.
                     foreach (var page in result.Pages)
                     {
@@ -142,7 +145,7 @@ private void btnRedactPDFImage_Click(object sender, RoutedEventArgs e)
                                 {
                                     RectangleF redactionBound = new RectangleF(line.Rectangle.X * scaleX, line.Rectangle.Y * scaleY,
                                         (line.Rectangle.Width - line.Rectangle.X) * scaleX, (line.Rectangle.Height - line.Rectangle.Y) * scaleY);
-                                    
+
                                     //Create PDF redaction for the found SSN location
                                     PdfRedaction redaction = new PdfRedaction(redactionBound);
 
@@ -163,5 +166,138 @@ private void btnRedactPDFImage_Click(object sender, RoutedEventArgs e)
                 Process.Start("RedactedPDF.pdf");
             }
         }
+
+        private void btnAddVisualElements_Click(object sender, RoutedEventArgs e)
+        {
+            using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument("../../Input/RedactPDFwithEmail.pdf"))
+            {
+                //Get the first page from the document 
+                PdfLoadedPage page = loadedDocument.Pages[0] as PdfLoadedPage;
+
+                //Create a PDF redaction for the page 
+                PdfRedaction redaction = new PdfRedaction(new RectangleF(341, 149, 64, 14));
+
+                //Draw the patten on the redaction area
+                PdfHatchBrush pdfHatchBrush = new PdfHatchBrush(PdfHatchStyle.BackwardDiagonal, Color.Red, Color.Transparent);
+
+                redaction.Appearance.Graphics.DrawRectangle(pdfHatchBrush, new RectangleF(0, 0, 64, 14));
+
+                //Add the redaction to the loaded page
+                page.Redactions.Add(redaction);
+
+                //Save the redacted PDF document to disk
+                loadedDocument.Save("RedactedPDFWithVisualAppearance.pdf");
+                //Close the document instance
+                loadedDocument.Close(true);
+
+                Process.Start("RedactedPDFWithVisualAppearance.pdf");
+            }
+
+        }
+
+        private void btnTextOnly_Click(object sender, RoutedEventArgs e)
+        {
+            using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument("../../Input/RedactPDFwithEmail.pdf"))
+            {
+                //Get the first page from the document 
+                PdfLoadedPage page = loadedDocument.Pages[0] as PdfLoadedPage;
+
+                //Create a PDF redaction for the page 
+                PdfRedaction redaction = new PdfRedaction(new RectangleF(343, 280, 100, 16));
+
+                //Set text only redaction
+                redaction.TextOnly = true;
+
+                //Add the redaction to the loaded page
+                page.Redactions.Add(redaction);
+
+                //Save the redacted PDF document to disk
+                loadedDocument.Save("RedactedPDFTextOnly.pdf");
+                //Close the document instance
+                loadedDocument.Close(true);
+
+                Process.Start("RedactedPDFTextOnly.pdf");
+            }
+        }
+
+        private void btnFindAndRedact_Click(object sender, RoutedEventArgs e)
+        {
+            using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument("../../Input/RedactPDFwithEmail.pdf"))
+            {
+                //Get the first page from the document 
+                PdfLoadedPage page = loadedDocument.Pages[0] as PdfLoadedPage;
+
+                //Extract text from the page
+                page.ExtractText(out TextLines textLines);
+
+                if (textLines != null && textLines.Count > 0)
+                {
+                    //Define regular expression pattern to search for dates in the format MM/DD/YYYY
+                    string datePattern = @"\b\d{1,2}\/\d{1,2}\/\d{4}\b";
+
+                    //Find the text to redact
+                    foreach (TextLine line in textLines)
+                    {
+                        foreach (TextWord word in line.WordCollection)
+                        {
+                            //Match the text against the date pattern
+                            MatchCollection dateMatches = Regex.Matches(word.Text, datePattern);
+                            //Add redaction if the match found
+                            foreach (Match dateMatch in dateMatches)
+                            {
+                                string textToFindAndRedact = dateMatch.Value;
+                                if (textToFindAndRedact == word.Text)
+                                {
+                                    //Create a redaction object.
+                                    PdfRedaction redaction = new PdfRedaction(word.Bounds, Color.Black);
+                                    //Add a redaction object into the redaction collection of loaded page.
+                                    page.AddRedaction(redaction);
+                                }
+                            }
+                        }
+
+                    }
+                }
+                //Save the redacted PDF document to disk
+                loadedDocument.Save("RedactedPDFRegex.pdf");
+                //Close the document instance
+                loadedDocument.Close(true);
+
+                Process.Start("RedactedPDFRegex.pdf");
+            }
+        }
+
+        private void btnRedactionProgress_Click(object sender, RoutedEventArgs e)
+        {
+            //Load the PDF document for redaction
+            using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument("../../Input/input.pdf"))
+            {
+                ConsolePopup consolePopup = new ConsolePopup();
+                consolePopup.Show();
+
+                //Set the redaction progress handler to track the progress of redaction
+                loadedDocument.RedactionProgress += (redactSender, args) =>
+                {
+                    //Display the progress in the console
+                    consolePopup.WriteLine($"Redaction Progress: {args.Progress}%");
+                };
+
+                //Iterate through each page in the document
+                foreach (PdfLoadedPage page in loadedDocument.Pages)
+                {
+                    //Create a redaction area for the page
+                    PdfRedaction redaction = new PdfRedaction(new RectangleF(120, 200, 140, 20));
+                    redaction.Appearance.Graphics.DrawRectangle(PdfBrushes.Black, new RectangleF(0, 0, 140, 20));
+                    //Add the redaction to the loaded page
+                    page.Redactions.Add(redaction);
+                }
+                //Save the redacted PDF document to disk
+                loadedDocument.Save("RedactedPDFWithProgress.pdf");
+                //Close the document instance
+                loadedDocument.Close(true);
+                //Open the redacted PDF document
+                Process.Start("RedactedPDFWithProgress.pdf");
+            }
+        }
     }
 }