Convert CGM to POTM on Android via Java
Transform CGM to POTM within your Android Applications without using Microsoft® PowerPoint or Adobe® Acrobat Reader
Why to Convert
CGM (Computer Graphics Metafile) is a vector graphics format used for storing and exchanging graphics data. It is widely used in the engineering and technical drawing fields. POTM (PowerPoint Open XML Macro-Enabled Presentation) is a file format used by Microsoft PowerPoint to store presentations that contain macros. It is a newer version of the PPTX format and is used to store presentations with macros. Therefore, it is necessary to convert CGM to POTM in order to use the macros in the presentation.
How Aspose.Total Helps for CGM to POTM Conversion
Aspose.Total for Android via Java is a comprehensive suite of APIs that enables developers to create, manipulate, convert, and render documents, images, and presentations. It includes APIs for Aspose.PDF for Android via Java and Aspose.Slides for Android via Java, which can be used to convert CGM to POTM.
In order to integrate CGM to POTM conversion feature inside your Android applications, you can use two simple steps. First, you can export CGM to PPTX by using Aspose.PDF for Android via Java. After that, you can convert PPTX to POTM by using Aspose.Slides for Android via Java. Both APIs come under Aspose.Total for Android via Java package.
Android API to Export CGM to POTM
- Open CGM file using Document class
- Convert CGM to PPTX by using save method
- Load PPTX document by using Presentation class
- Save the document to POTM format using
save
method and set
Potmas SaveFormat
Get Started with Java File Format APIs
You can easily use Aspose.Total for Android via Java directly from Maven and install Aspose.PDF for Android via Java and Aspose.Slides for Android via Java in your applications.
Alternatively, you can get a ZIP file from downloads .
// load CGM file with an instance of Document class
Document document = new Document("template.cgm");
// save CGM as PPTX format
document.save("PptxOutput.pptx", SaveFormat.Pptx);
// instantiate a Presentation object that represents a PPTX file
Presentation presentation = new Presentation("PptxOutput.pptx");
// save the presentation as Potm format
presentation.save("output.potm", SaveFormat.Potm);
Open Password Protected CGM File in Android Apps
While loading CGM file format, your document might be password protected. Aspose.PDF for Android via Java allows you open encrypted documents as well. In order to open the encrypted file, you can initialize new instance of the Document class and pass filename and password as arguments.
// open CGM document
Document doc = new Document("input.cgm", "Your@Password");
// save CGM as PPTX format
document.save("PptxOutput.pptx", SaveFormat.Pptx);
Create Thumbnail Image of POTM File in Android Applications
After converting CGM to POTM, you can also create thumbnail images of your output document. By using rich in feature Aspose.Slides for Android via Java you can generate thumbnail images of the slides by creating and instance of the Presentation class. After that, you can obtain the reference of any desired slide by using its ID or index and get the thumbnail image of the referenced slide on a specified scale.
// instantiate a Presentation object that represents a POTM file
Presentation presentation = new Presentation("output.potm");
// access the first slide
ISlide sld = pres.getSlides().get_Item(0);
// create a full scale image
BufferedImage image = sld.getThumbnail(1f, 1f);
// save the image to disk in PNG format
ImageIO.write(image, "PNG", new java.io.File("Thumbnail_out.png"));