Merge pull request #346 from SyncfusionExamples/ES-944926-Add-signature-in-PDF-from-Word

ES-944926- Add-signature-in-PDF-from-Word

Author: MohanaselvamJothi

Word-to-PDF-Conversion/Add-signature-in-PDF-from-Word/.NET/Add-signature-in-PDF-from-Word.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.12.35527.113 d17.12
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Add-signature-in-PDF-from-Word", "Add-signature-in-PDF-from-Word\Add-signature-in-PDF-from-Word.csproj", "{A854FD4A-9DB1-440B-92DB-0E7C33CABDA3}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A854FD4A-9DB1-440B-92DB-0E7C33CABDA3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A854FD4A-9DB1-440B-92DB-0E7C33CABDA3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A854FD4A-9DB1-440B-92DB-0E7C33CABDA3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A854FD4A-9DB1-440B-92DB-0E7C33CABDA3}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

Word-to-PDF-Conversion/Add-signature-in-PDF-from-Word/.NET/Add-signature-in-PDF-from-Word/Add-signature-in-PDF-from-Word.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RootNamespace>Add_signature_in_PDF_from_Word</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.DocIORenderer.Net.Core" Version="*" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="Data\Template.docx">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+    <None Update="Output\.gitkeep">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

Word-to-PDF-Conversion/Add-signature-in-PDF-from-Word/.NET/Add-signature-in-PDF-from-Word/Data/Template.docx

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+

Word-to-PDF-Conversion/Add-signature-in-PDF-from-Word/.NET/Add-signature-in-PDF-from-Word/Output/.gitkeep

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+using Syncfusion.DocIO.DLS;
+using Syncfusion.DocIO;
+using Syncfusion.DocIORenderer;
+using Syncfusion.Pdf;
+using Syncfusion.Pdf.Interactive;
+using Syncfusion.Pdf.Parsing;
+using Syncfusion.Drawing;
+
+using (FileStream docStream = new FileStream(Path.GetFullPath(@"Data/Template.docx"), FileMode.Open, FileAccess.Read))
+{
+    using (WordDocument document = new WordDocument(docStream, FormatType.Docx))
+    {
+        using (DocIORenderer renderer = new DocIORenderer())
+        {
+            //Sets true to preserve the Word document form field as editable PDF form field in PDF document.
+            renderer.Settings.PreserveFormFields = true;
+
+            using (PdfDocument pdfDocument = renderer.ConvertToPDF(document))
+            {
+                using (MemoryStream stream = new MemoryStream())
+                {
+                    pdfDocument.Save(stream);
+                    stream.Position = 0;
+                    //Add signature field in PDF.
+                    AddSignature(stream);
+                }
+            }
+        }
+    }
+}
+
+/// <summary>
+/// Adds signature field in PDF
+/// </summary>
+/// <param name="stream"></param>
+static void AddSignature(MemoryStream stream)
+{
+    //Load the PDF document.
+    PdfLoadedDocument loadedDocument = new PdfLoadedDocument(stream);
+    //Get the loaded form.
+    PdfLoadedForm loadedForm = loadedDocument.Form;
+    for (int i = 0; i < loadedForm.Fields.Count; i++)
+    {
+        if (loadedForm.Fields[i] is PdfLoadedTextBoxField)
+        {
+            //Get the loaded text box field and fill it.
+            PdfLoadedTextBoxField loadedTextBoxField = loadedForm.Fields[i] as PdfLoadedTextBoxField;
+            //Get bounds from an existing textbox field.
+            RectangleF bounds = loadedTextBoxField.Bounds;
+            //Get page.
+            PdfPageBase loadedPage = loadedTextBoxField.Page;
+            //Create PDF Signature field.
+            PdfSignatureField signatureField = new PdfSignatureField(loadedPage, loadedTextBoxField.Text.Trim());
+            //Set properties to the signature field.
+            signatureField.Bounds = bounds;
+            //Add the form field to the document.
+            loadedDocument.Form.Fields.Add(signatureField);
+        }
+    }
+    //Save the document.
+    using (FileStream outputStream1 = new FileStream(Path.GetFullPath(@"Output/Result.pdf"), FileMode.OpenOrCreate, FileAccess.ReadWrite))
+    {
+        loadedDocument.Save(outputStream1);
+    }
+}