GroupDocs.Watermark for Java Library

Adjust PowerPoint Watermarks: Precision Control

Maintain precise control over your document integrity with our watermark update feature. Ensure authenticity with ease.

Adjust watermarks in Powerpoint documents with Java

GroupDocs.Watermark for Java makes it easy for Java developers to adjust text watermarks in their applications by implementing a few easy steps:

Load your Powerpoint file to the main object of our API called Watermarker. You can provide file for the further processing as stream or as a path on a local disk.
Next step is locating watermarks which must be adjusted. SearchCriteria helps as to identify watermarks with right properties which were previously added to a document.
Get list of suitable watermarks as a result of the Search procedure. Adjust found watermarks properties such as size, page alignment, text, color, image content, etc. There are a lot of ways to customize your data.
After completion of watermarks adjustment process you need to save updated document. Use local file path, file or byte stream to store result.

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// Adjust POWERPOINT text watermark

// Instantiate Watermarker with input POWERPOINT document
Watermarker watermarker = new Watermarker("input.pptx");

// Initialize the TextSearchCriteria and find text watermarks
TextSearchCriteria searchCriteria = new TextSearchCriteria("test", false);
PossibleWatermarkCollection watermarks = watermarker.search(searchCriteria);

// Adjust text watermark properties
for (PossibleWatermark watermark : watermarks)
{
    watermark.getFormattedTextFragments().clear();
    watermark.getFormattedTextFragments().
        add("passed", new Font("Calibri", 19, FontStyle.Bold), Color.getRed(), Color.getAqua());
}

// Save the updated document
watermarker.save("output.pptx");

<dependencies>
<dependency>
<groupId>com.groupdocs</groupId>
<artifactId>groupdocs-watermark</artifactId>
<version>24.8</version>
</dependency>
</dependencies>
<repositories>
<repository>
<id>repository.groupdocs.com</id>
<name>GroupDocs Repository</name>
<url>https://repository.groupdocs.com/repo/</url>
</repository>
</repositories>

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Deep dive into POWERPOINT Watermark adjustment

Our API empowers Java applications to add, edit, remove, and search for watermarks across popular document formats.

Effortlessly Watermark Your Documents

GroupDocs.Watermark simplifies watermarking for Java developers. Add diverse watermarks to various business documents and files. Not only can you apply watermarks, but you can also update or remove existing ones.

Customize Watermarks to Your Needs

Our API provides extensive customization options. Easily adjust size, rotation, color, font, styles, and more to achieve the perfect watermark.

Use POWERPOINT Native Document Features

Depending on the specific document format, you can utilize native functionalities. These might include document page background, annotations, headers, or other objects as watermark containers.

PDF adjust text watermark

This example shows how to adjust the text of the particular artifacts.

Java


//  Load PDF document
PdfLoadOptions loadOptions = new PdfLoadOptions();
Watermarker watermarker = new Watermarker("source.pdf", loadOptions);

//  Get document content
PdfContent pdfContent = watermarker.getContent(PdfContent.class);

//  Adjust particular watermark text
for (PdfArtifact artifact : pdfContent.getPages().get_Item(0).getArtifacts())
{
    if (artifact.getText().contains("Test"))
    {
        artifact.setText("Passed");
    }
}

//  Save the document
watermarker.save("result.pdf");
watermarker.close();

GroupDocs.Watermark for Java Library

Update Watermarks: Stay in control of your document integrity with our update watermark feature. Effortlessly revise watermarks across different document types, maintaining authenticity and security.

Learn more