This article explains how to merge arbitrary pages from different documents into a single PDF, DOCX, Excel or PowerPoint document using Groupdocs.Merger for Java....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
This topic describes how to use the Groupdocs.Viewer Java API to convert email messages to HTML, PDF, PNG, and JPEG formats....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
This topic describes how to use the Groupdocs.Viewer Java API to convert PowerPoint presentations to HTML, PDF, PNG, and JPEG formats....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
This article explains how to sign document with Text electronic signatures using extended options with Groupdocs.Signature API....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
Detecting the version of a PDF document The following sample of code will help you to detect the PDF version a loaded document and extract some additional file format information.
Load a PDF document Extract the root metadata package Use the getPdfType method to obtain file format information advanced_usage.managing_metadata_for_specific_formats.document.pdf.PdfReadFileFormatProperties
try (Metadata metadata = new Metadata(Constants.InputPdf)) { PdfRootPackage root = metadata.getRootPackageGeneric(); System.out.println(root.getPdfType().getFileFormat()); System.out.println(root.getPdfType().getVersion()); System.out.println(root.getPdfType().getMimeType()); System.out.println(root.getPdfType().getExtension()); } Reading built-in metadata properties To access built-in metadata of a PDF document, please use the getDocumentProperties method defined in the DocumentRootPackage class....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
Following code snippet shows how to add text watermark to a document. If the document consists of multiple parts (pages, worksheets, slides, frames etc), the watermark will be added to all of them.
advanced_usage.adding_text_watermarks.AddTextWatermark
// Specify an absolute or relative path to your image. Ex: "C:\\Docs\\image.png" Watermarker watermarker = new Watermarker("image.png"); // 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 watermark....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
Learn this article and check how to convert JPG, PNG, TIFF and other images into various file formats with several lines of Java code...Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
This guide describes how to sign Excel workbooks and/or macros in them using C#. Sign your spreadsheets with digital certificate using Groupdocs.Signature .NET API by Groupdocs....Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...
This page contains information about building text search queries of various types. More examples on building search queries are provided on the page...Navigation Products GroupDocs.Total Product Family GroupDocs.Viewer Product...Solution GroupDocs.Annotation Product Solution GroupDocs.Conversion...