Adding watermark to a particular slide Using GroupDocs.Watermark, you can add watermark to a particular slide of a PowerPoint presentation in a simplified way. Adding watermark to a particular PowerPoint slide using GroupDocs.Watermark consists of following steps.
Load the document Create and initialize watermark object Set watermark properties Call setSlideIndex() of PresentationWatermarkSlideOptions Add watermark to the document Save the document Following code shows how to add TextWatermark to the first slide and ImageWatermark to the second slide....Editor Product Solution GroupDocs...
This section contains articles with explanation how to create Metadata electronic signatures and embed into metadata custom object with its serialization and encryption. The examples show how to customize object serialization and encryption....Editor Product Solution GroupDocs...
Note This feature is only compatible with GroupDocs.Assembly for Java 19.11 or later releases. Simplified working with JSON data sources To access JSON data while building a report, you can pass a JsonDataSource instance to the engine as a data source.
Using of JsonDataSource enables you to work with typed values of JSON elements in template documents. For more convenience, the set of simple JSON types is extended as follows:...Editor Product Solution GroupDocs...
The GroupDocs.Watermark allows to add text watermarks to documents which may consists of pages, worksheets, slides or frames....Editor Product Solution GroupDocs...
Note This feature is only compatible with GroupDocs.Assembly for .NET 19.10 or later releases. To access JSON data while building a report, the GroupDocs.Assembly API introduces JsonDataSource class. You can pass its instance to the assembler as a data source. Using of JsonDataSource enables you to work with typed values of JSON elements in template
documents. For more convenience, the set of simple JSON types is extended as follows:...Editor Product Solution GroupDocs...
This topic describes how to use the GroupDocs.Viewer .NET API (C#) to convert web documents to PDF, PNG, and JPEG formats....Editor Product Solution GroupDocs...