Aspose.Slides for Java 19.6 Release Notes

/**
 * <p>
 * Immutable object which contains background properties.
 * </p>
 */
public interface IBackgroundEffectiveData extends IFillParamSource
{
    /**
     * <p>
     * Returns effective fill format.
     * Read-only {@link IFillFormatEffectiveData}.
     * </p>
     */
    public IFillFormatEffectiveData getFillFormat();

    /**
     * <p>
     * Returns effective effect format.
     * Read-only {@link IEffectFormatEffectiveData}.
     * </p>
     */
    public IEffectFormatEffectiveData getEffectFormat();
    
}

Presentation pres = new Presentation("SamplePresentation.pptx");
IBackgroundEffectiveData effBackground = pres.getSlides().get_Item(0).createBackgroundEffective();
if (effBackground.getFillFormat().getFillType() == FillType.Solid)
    System.out.println("Fill color: " + effBackground.getFillFormat().getSolidFillColor());
else
    System.out.println("Fill type: " + effBackground.getFillFormat().getFillType());

/**
 * <p>
 * Represents a callback object for saving progress updates in percentage.
 * </p>
 */
public interface IProgressCallback
{
    /**
     * <p>
     * Reports a progress update.
     * </p>
     * @param progressValue The value of the updated progress.
     */
    public void reporting(double progressValue);
}

Presentation presentation = new Presentation("fileName");
try
{
    ISaveOptions saveOptions = new PdfOptions();
    saveOptions.setProgressCallback(new ExportProgressHandler());
    presentation.save("pdfFileName", SaveFormat.Pdf, saveOptions);
}finally {
    presentation.dispose();
}

class ExportProgressHandler implements IProgressCallback {
    public void reporting(double progressValue) {
        // Use progress percentage value here
    }
}

public IPPImage addImage(java.io.InputStream stream, int loadingStreamBehavior);

static void addingNewBlobImageToPresentation()
{
    // supposed we have the large image file we want to include into the presentation
    String pathToLargeImage = "largeImage.png";

    // create a new presentation which will contain this image
    Presentation pres = new Presentation();
    try
    {
        FileInputStream fip = new FileInputStream(pathToLargeImage);
        try
        {
            // let's add the image to the presentation - we choose KeepLocked behavior, because we not
            // have an intent to access the "largeImage.png" file.
            IPPImage img = pres.getImages().addImage(fip, LoadingStreamBehavior.KeepLocked);
            pres.getSlides().get_Item(0).getShapes().addPictureFrame(ShapeType.Rectangle, 0, 0, 300, 200, img);

            // save the presentation. Despite that the output presentation will be
            // large, the memory consumption will be low the whole lifetime of the pres object
            pres.save("presentationWithLargeImage.pptx", SaveFormat.Pptx);
        }
        finally {
            fip.close();
        }
    } catch (java.io.IOException e) {
        e.printStackTrace();
    } finally {
        pres.dispose();
    }
}