Rotate Text inside PDF Documents in C# .NET

readme.md

Read the complete article on how to rotate text in PDF documents in C#: https://blog.aspose.com/2022/05/13/rotate-text-inside-pdf-documents-in-csharp/

rotate-text-using-textfragment.cs

// Initialize document object
Document pdfDocument = new Document();
            
// Get particular page
var pdfPage = pdfDocument.Pages.Add();
            
// Create text fragment
TextFragment textFragment1 = new TextFragment("main text");
textFragment1.Position = new Position(100, 600);
            
// Set text properties
textFragment1.TextState.FontSize = 12;
textFragment1.TextState.Font = FontRepository.FindFont("TimesNewRoman");
            
// Create rotated text fragment
TextFragment textFragment2 = new TextFragment("rotated text");
textFragment2.Position = new Position(200, 600);
            
// Set text properties
textFragment2.TextState.FontSize = 12;
textFragment2.TextState.Font = FontRepository.FindFont("TimesNewRoman");
textFragment2.TextState.Rotation = 45;
            
// Create rotated text fragment
TextFragment textFragment3 = new TextFragment("rotated text");
textFragment3.Position = new Position(300, 600);
            
// Set text properties
textFragment3.TextState.FontSize = 12;
textFragment3.TextState.Font = FontRepository.FindFont("TimesNewRoman");
textFragment3.TextState.Rotation = 90;
            
// create TextBuilder object
TextBuilder textBuilder = new TextBuilder(pdfPage);
            
// Append the text fragment to the PDF page
textBuilder.AppendText(textFragment1);
textBuilder.AppendText(textFragment2);
textBuilder.AppendText(textFragment3);
            
// Save document
pdfDocument.Save("Rotation_TextFragment.pdf");

rotate-text-using-textparagraph.cs

// Initialize document object
Document pdfDocument = new Document();
           
// Get particular page
var pdfPage = pdfDocument.Pages.Add();
TextParagraph paragraph = new TextParagraph();
paragraph.Position = new Position(200, 600);
            
// Create text fragment
TextFragment textFragment1 = new TextFragment("rotated text");
            
// Set text properties
textFragment1.TextState.FontSize = 12;
textFragment1.TextState.Font = FontRepository.FindFont("TimesNewRoman");
            
// Set rotation
textFragment1.TextState.Rotation = 45;
            
// Create text fragment
TextFragment textFragment2 = new TextFragment("main text");
            
// Set text properties
textFragment2.TextState.FontSize = 12;
textFragment2.TextState.Font = FontRepository.FindFont("TimesNewRoman");
            
// Create text fragment
TextFragment textFragment3 = new TextFragment("another rotated text");
            
// Set text properties
textFragment3.TextState.FontSize = 12;
textFragment3.TextState.Font = FontRepository.FindFont("TimesNewRoman");
            
// Set rotation
textFragment3.TextState.Rotation = -45;
            
// Append the text fragments to the paragraph
paragraph.AppendLine(textFragment1);
paragraph.AppendLine(textFragment2);
paragraph.AppendLine(textFragment3);
            
// Create TextBuilder object
TextBuilder textBuilder = new TextBuilder(pdfPage);
            
// Append the text paragraph to the PDF page
textBuilder.AppendParagraph(paragraph);

// Save document
pdfDocument.Save("Rotation_TextParagraph.pdf");