Faire pivoter du texte dans un PDF en utilisant C#

Le code suivant fonctionne également avec la bibliothèque Aspose.PDF.Drawing.

Faire pivoter du texte dans un PDF en utilisant la propriété Rotation

En utilisant la propriété Rotation de la classe TextFragment, vous pouvez faire pivoter le texte à différents angles. La rotation du texte peut être utilisée dans différents scénarios de génération de documents. Vous pouvez spécifier l’angle de rotation en degrés pour faire pivoter le texte selon vos besoins. Veuillez consulter les différents scénarios suivants, dans lesquels vous pouvez mettre en œuvre la rotation du texte.

Implémenter la rotation en utilisant TextFragment et TextBuilder

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void RotateTextInsidePDF()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Text();

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

Implémenter la rotation en utilisant TextParagraph et TextBuilder (Fragments pivotés)

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void RotateTextInsidePDF()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Text();

    // Create PDF document
    using (var document = new Aspose.Pdf.Document())
    {
        // Get particular page
        var page = document.Pages.Add();
        var paragraph = new Aspose.Pdf.Text.TextParagraph();
        paragraph.Position = new Aspose.Pdf.Text.Position(200, 600);
        // Create text fragment
        var textFragment1 = new Aspose.Pdf.Text.TextFragment("rotated text");
        // Set text properties
        textFragment1.TextState.FontSize = 12;
        textFragment1.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
        // Set rotation
        textFragment1.TextState.Rotation = 45;
        // Create text fragment
        var textFragment2 = new Aspose.Pdf.Text.TextFragment("main text");
        // Set text properties
        textFragment2.TextState.FontSize = 12;
        textFragment2.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
        // Create text fragment
        var textFragment3 = new Aspose.Pdf.Text.TextFragment("another rotated text");
        // Set text properties
        textFragment3.TextState.FontSize = 12;
        textFragment3.TextState.Font = Aspose.Pdf.Text.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
        var textBuilder = new Aspose.Pdf.Text.TextBuilder(page);
        // Append the text paragraph to the PDF page
        textBuilder.AppendParagraph(paragraph);
        // Save PDF document
        document.Save(dataDir + "RotateTextInsidePDF_out.pdf");
    }
}

Implémenter la rotation en utilisant TextFragment et Page.Paragraphs

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void RotateTextInsidePDF()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Text();

    // Create PDF document
    using (var document = new Aspose.Pdf.Document())
    {
        // Get particular page
        var page = document.Pages.Add();
        // Create text fragment
        var textFragment1 = new Aspose.Pdf.Text.TextFragment("main text");
        // Set text properties
        textFragment1.TextState.FontSize = 12;
        textFragment1.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
        // Create text fragment
        var textFragment2 = new Aspose.Pdf.Text.TextFragment("rotated text");
        // Set text properties
        textFragment2.TextState.FontSize = 12;
        textFragment2.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
        // Set rotation
        textFragment2.TextState.Rotation = 315;
        // Create text fragment
        var textFragment3 = new Aspose.Pdf.Text.TextFragment("rotated text");
        // Set text properties
        textFragment3.TextState.FontSize = 12;
        textFragment3.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
        // Set rotation
        textFragment3.TextState.Rotation = 270;
        page.Paragraphs.Add(textFragment1);
        page.Paragraphs.Add(textFragment2);
        page.Paragraphs.Add(textFragment3);
        // Save PDF document
        document.Save(dataDir + "RotateTextInsidePDF_out.pdf");
    }
}

Implémenter la rotation en utilisant TextParagraph et TextBuilder (Paragraphe entier pivoté)

// For complete examples and data files, visit https://github.com/aspose-pdf/Aspose.PDF-for-.NET
private static void RotateTextInsidePDF()
{
    // The path to the documents directory
    var dataDir = RunExamples.GetDataDir_AsposePdf_Text();

    // Create PDF document
    using (var document = new Aspose.Pdf.Document())
    {
        // Get particular page
        var page = document.Pages.Add();
        for (int i = 0; i < 4; i++)
        {
            var paragraph = new Aspose.Pdf.Text.TextParagraph();
            paragraph.Position = new Aspose.Pdf.Text.Position(200, 600);
            // Specify rotation
            paragraph.Rotation = i * 90 + 45;
            // Create text fragment
            var textFragment1 = new Aspose.Pdf.Text.TextFragment("Paragraph Text");
            // Create text fragment
            textFragment1.TextState.FontSize = 12;
            textFragment1.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
            textFragment1.TextState.BackgroundColor = Aspose.Pdf.Color.LightGray;
            textFragment1.TextState.ForegroundColor = Aspose.Pdf.Color.Blue;
            // Create text fragment
            var textFragment2 = new Aspose.Pdf.Text.TextFragment("Second line of text");
            // Set text properties
            textFragment2.TextState.FontSize = 12;
            textFragment2.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
            textFragment2.TextState.BackgroundColor = Aspose.Pdf.Color.LightGray;
            textFragment2.TextState.ForegroundColor = Aspose.Pdf.Color.Blue;
            // Create text fragment
            var textFragment3 = new Aspose.Pdf.Text.TextFragment("And some more text...");
            // Set text properties
            textFragment3.TextState.FontSize = 12;
            textFragment3.TextState.Font = Aspose.Pdf.Text.FontRepository.FindFont("TimesNewRoman");
            textFragment3.TextState.BackgroundColor = Aspose.Pdf.Color.LightGray;
            textFragment3.TextState.ForegroundColor = Aspose.Pdf.Color.Blue;
            textFragment3.TextState.Underline = true;
            paragraph.AppendLine(textFragment1);
            paragraph.AppendLine(textFragment2);
            paragraph.AppendLine(textFragment3);
            // Create TextBuilder object
            var textBuilder = new Aspose.Pdf.Text.TextBuilder(page);
            // Append the text fragment to the PDF page
            textBuilder.AppendParagraph(paragraph);
        }
        // Save PDF document
        document.Save(dataDir + "RotateTextInsidePDF_out.pdf");
    }
}