conholdate-docs-gists

// Constants.InputXlsx is an absolute or relative path to your document. Ex: @"C:\Docs\source.xlsx"
using (Metadata metadata = new Metadata(Constants.InputXlsx))
{
	if (metadata.FileFormat != FileFormat.Unknown)
	{
		IDocumentInfo info = metadata.GetDocumentInfo();
		Console.WriteLine("File format: {0}", info.FileType.FileFormat);
		Console.WriteLine("File extension: {0}", info.FileType.Extension);
		Console.WriteLine("MIME Type: {0}", info.FileType.MimeType);
		Console.WriteLine("Number of pages: {0}", info.PageCount);

conholdate-docs-gists

// Constants.InputPptx is an absolute or relative path to your document. Ex: @"C:\Docs\source.pptx"
using (Metadata metadata = new Metadata(Constants.InputPptx))
{
	// Fetch all the properties satisfying the predicate:
	// property contains the name of the last document editor OR the date/time the document was last modified
	var properties = metadata.FindProperties(p => p.Tags.Contains(Tags.Person.Editor) || p.Tags.Contains(Tags.Time.Modified));

	foreach (var property in properties)
	{
		Console.WriteLine("Property name: {0}, Property value: {1}", property.Name, property.Value);

conholdate-docs-gists

using (Metadata metadata = new Metadata(Constants.InputPdf))
{
	// Remove detected metadata packages
	var affected = metadata.Sanitize();
	Console.WriteLine("Properties removed: {0}", affected);

	metadata.Save(Constants.OutputPdf);
}

conholdate-docs-gists

// Constants.InputVsdx is an absolute or relative path to your document. Ex: @"C:\Docs\source.vsdx"
using (Metadata metadata = new Metadata(Constants.InputVsdx))
{
	// Set the value of each property that satisfies the predicate:
	// property contains the date/time the document was created OR modified
	var affected = metadata.SetProperties(
		p => p.Tags.Contains(Tags.Time.Created) || p.Tags.Contains(Tags.Time.Modified),
		new PropertyValue(DateTime.Now));
	Console.WriteLine("Properties set: {0}", affected);
	metadata.Save(Constants.OutputVsdx);

conholdate-docs-gists

using (Viewer viewer = new Viewer("sample.docx"))
{
    HtmlViewOptions viewOptions = HtmlViewOptions.ForEmbeddedResources();
    viewOptions.Minify = true;
    viewer.View(viewOptions);
}

conholdate-docs-gists

TiffImageLoadOptions loadOptions = new TiffImageLoadOptions();
// Constants.InImageTiff is an absolute or relative path to your document. Ex: @"C:\Docs\image.tiff"
using (Watermarker watermarker = new Watermarker(Constants.InImageTiff, loadOptions))
{
    // Initialize text or image watermark
    TextWatermark watermark = new TextWatermark("Test watermark", new Font("Arial", 19));

    // Add watermark to the first frame
    TiffImageWatermarkOptions options = new TiffImageWatermarkOptions();
    options.FrameIndex = 0;

conholdate-docs-gists

// Constants.InDocumentPdf is an absolute or relative path to your document. Ex: @"C:\Docs\document.pdf"
using (Watermarker watermarker = new Watermarker(Constants.InDocumentPdf))
{
    PossibleWatermarkCollection watermarks = watermarker.Search(new TextSearchCriteria(new Regex(@"someurl\.com")));
    for (int i = watermarks.Count - 1; i >= 0; i--)
    {
        // Ensure that only hyperlinks will be removed.
        if (watermarks[i] is HyperlinkPossibleWatermark)
        {
            // Output the full url of the hyperlink

conholdate-docs-gists

// Constants.InImagePng is an absolute or relative path to your document. Ex: @"C:\Docs\image.png"
using (Watermarker watermarker = new Watermarker(Constants.InImagePng))
{
    // Initialize the font to be used for watermark
    Font font = new Font("Arial", 19, FontStyle.Bold | FontStyle.Italic);

    // Create the watermark object
    TextWatermark watermark = new TextWatermark("Test watermark", font);

    // Set watermark properties

conholdate-docs-gists

TextWatermark watermark = new TextWatermark("Test watermark", new Font("Arial", 19));
EmailLoadOptions loadOptions = new EmailLoadOptions();
// Constants.InMessageMsg is an absolute or relative path to your document. Ex: @"C:\Docs\message.msg"
using (Watermarker watermarker = new Watermarker(Constants.InMessageMsg, loadOptions))
{
    EmailContent content = watermarker.GetContent<EmailContent>();
    foreach (EmailAttachment attachment in content.Attachments)
    {
        // Check if the attached file is supported by GroupDocs.Watermark
        IDocumentInfo info = attachment.GetDocumentInfo();

conholdate-docs-gists

PdfLoadOptions loadOptions = new PdfLoadOptions();
// Constants.InDocumentPdf is an absolute or relative path to your document. Ex: @"C:\Docs\document.pdf"
using (Watermarker watermarker = new Watermarker(Constants.InDocumentPdf, loadOptions))
{
    PdfAnnotationWatermarkOptions options = new PdfAnnotationWatermarkOptions();
    // Add text watermark
    TextWatermark textWatermark = new TextWatermark("This is a annotation watermark", new Font("Arial", 8));
    textWatermark.HorizontalAlignment = HorizontalAlignment.Left;
    textWatermark.VerticalAlignment = VerticalAlignment.Top;
    watermarker.Add(textWatermark, options);