signing PDF page.
signature.setCustomSignPosition(true).
signature.setCustomSignImagePosition(x,y,width,height).
signature.setCustomSignNamePosition(x,y,width,height)
signature.setCustomSignDetailPosition(x,y,width,height).

PdfAnnotation.
setAuthor(String value);
setSubject(String value);
setCreationDate(Date value);
setModifiedDate(Date value);

setExpandBookmark(boolean value);

PdfRadioButtonListFieldWidget radio = (PdfRadioButtonListFieldWidget)field;
//Get the button style
PdfCheckBoxStyle buttonStyle = radio.getButtonStyle();

PdfDocument doc = new PdfDocument();
PdfPageBase page = doc.getPages().add();
//Create a PDF Launch Action
PdfLaunchAction launchAction = new PdfLaunchAction(inputFile);
//Create a PDF Action Annotation with the PDF Launch Action
String text = "Click here to open file";
PdfTrueTypeFont font = new PdfTrueTypeFont(new Font("Arial",0, 13));
Rectangle2D rect = new Rectangle2D.Float(50, 50, 230, 15);
page.getCanvas().drawString(text, font, PdfBrushes.getForestGreen(), rect);
PdfActionAnnotation annotation = new PdfActionAnnotation(rect, launchAction);
//Add the PDF Action Annotation to page
page.getAnnotationsWidget().add(annotation);
//Save the document
doc.saveToFile(outputFile);

PdfDocument doc = new PdfDocument();
doc.loadFromFile(inputFile);
FileWriter fw=new FileWriter(outputFile,true);
BufferedWriter bw=new BufferedWriter(fw);
bw.write("Extracted hightlighted text:"+"\n");
PdfPageBase page = doc.getPages().get(0);
for (int i = 0; i < page.getAnnotationsWidget().getCount(); i++)
{
    if (page.getAnnotationsWidget().get(i) instanceof PdfTextMarkupAnnotationWidget)
    {
        PdfTextMarkupAnnotationWidget  textMarkupAnnotation = (PdfTextMarkupAnnotationWidget)page.getAnnotationsWidget().get(i);
        //Get the highlighted text
        bw.write(page.extractText(textMarkupAnnotation.getBounds()));
        //Get the highlighted color
        PdfRGBColor color = textMarkupAnnotation.getTextMarkupColor();
        bw.write("Color="+(color.getR() & 0XFF) +","+(color.getG() & 0XFF)+","+(color.getB() & 0XFF)+"\n");
    }
}

PdfDocument pdf = new PdfDocument(folder + "testTOC.pdf");
//Get the first page
PdfPageBase page = pdf.getPages().get(0);

//Get the annotation collection
PdfDocumentLinkAnnotationWidget link;
PdfDestination destination;
PdfAnnotationCollection annotations = page.getAnnotationsWidget();
for (int i = 0; i < annotations.getCount(); i++)
{
    if (annotations.get(i) instanceof PdfDocumentLinkAnnotationWidget)
    {
        link = (PdfDocumentLinkAnnotationWidget)annotations.get(i);
        destination =link.getDestination();
        int pageIndex = destination.getPageNumber();
        Point2D location = destination.getLocation();
    }
}

//Create a pen
PdfPen pen = new PdfPen(new PdfRGBColor(Color.red), 3f);
//Set dash style
pen.setDashStyle(PdfDashStyle.Dash);

String inputFile = "data/CreatePdf3DAnnotation.u3d";
String outputFile = "output/CreatePdf3DAnnotation.pdf";

//Create a Pdf document.
PdfDocument pdf = new PdfDocument();

//Add a new page.
PdfPageBase page = pdf.getPages().add();

//Draw a rectangle on the page to define the canvas area for the 3D file.
Rectangle rt = new Rectangle(0, 80, 200, 200);
//Initialize a new object of Pdf3DAnnotation, load the .u3d file as 3D annotation.
Pdf3DAnnotation annotation = new Pdf3DAnnotation(rt, inputFile);
annotation.setActivation(new Pdf3DActivation());
annotation.getActivation().setActivationMode(Pdf3DActivationMode.Page_Open);

Pdf3DView View = new Pdf3DView();
View.setBackground(new Pdf3DBackground(new PdfRGBColor(128,0,128)));
View.setViewNodeName("3DAnnotation");
View.setRenderMode(new Pdf3DRendermode(Pdf3DRenderStyle.Solid));
View.setInternalName("3DAnnotation");
View.setLightingScheme(new Pdf3DLighting());
View.getLightingScheme().setStyle(Pdf3DLightingStyle.Day);

//Set the 3D view mode for the annotation.
annotation.getViews().add(View);
//Add the annotation to Pdf.
page.getAnnotationsWidget().add(annotation);
//Save the document
pdf.saveToFile(outputFile);

String inputFile = "data/EmbedSoundFile.pdf";
String inputFile_1 = "data/Music.wav";
String outputFile = "output/EmbedSoundFile.pdf";

//create a pdf document
PdfDocument doc = new PdfDocument();

//load file from disk
doc.loadFromFile(inputFile);

//get the first page
PdfPageBase page = doc.getPages().get(0);
//create a sound action
PdfSoundAction soundAction = new PdfSoundAction(inputFile_1);
soundAction.getSound().setBits(16);
        soundAction.getSound().setChannels(PdfSoundChannels.Stereo);
        soundAction.getSound().setEncoding(PdfSoundEncoding.Signed);
soundAction.setVolume(0.8f);
soundAction.setRepeat(true);
// set the sound action to be executed when the PDF document is opened
doc.setAfterOpenAction(soundAction);
//save the document
doc.saveToFile(outputFile);

PdfPageBase page = pdf.getPages().get(0);
page.SetTabOrder(TabOrder.Structure);

Presentation ppt = new Presentation();
ppt.loadFromFile(input);

for (int i = 0; i < ppt.getSlides().get(0).getShapes().getCount(); i++){
String fileName = outputPath + "shapeToImage_"+i+".png";
    BufferedImage image = ppt.getSlides().get(0).getShapes().saveAsImage(i);
ImageIO.write(image, "PNG", new File(fileName));
}

ISlide slide1 = ppt.getSlides().get(0);
String title= slide1.getTitle();
slide1.setTitle("new title");

TextHighLightingOptions options = new TextHighLightingOptions();
options.setWholeWordsOnly(true);
options.setCaseSensitive(true);
shape.getTextFrame().HighLightText("Spire", Color.yellow, options);

AnimationEffectCollection animations = slide.getTimeline().getMainSequence();
animations.get(0).getTiming().setAnimationRepeatType(AnimationRepeatType.UtilEndOfSlide);

Presentation ppt = new Presentation();
ppt.loadFromFile(input);
for (int i = 0; i < ppt.getSlides().get(0).getShapes().getCount(); i++){
String fileName = outputPath + "shapeToImage_demo"+i+".png";
BufferedImage image = ppt.getSlides().get(0).getShapes().saveAsImage(i,300,300);
ImageIO.write(image, "PNG", new File(fileName));
}

Presentation ppt = new Presentation();
ppt.loadFromFile(inputFile);
IAutoShape shape = (IAutoShape)ppt.getSlides().get(0).getShapes().get(0);
Point2D location =shape.getTextFrame().getTextLocation();
String concent = " Coordinates of text in shape: x= " + (location.getX() - shape.getLeft()) + "  y= " + (location.getY() - shape.getTop());
System.out.println(concent);

Document doc = new Document();
Section section = doc.addSection();
Table oTable = section.addTable(true);
section.addParagraph();
oTable.resetCells(10, 3);
oTable.getTableFormat().getPaddings().setTop(10);
oTable.getTableFormat().getPaddings().setBottom(10);
oTable.getTableFormat().setHorizontalAlignment(RowAlignment.Center);   oTable.getLastCell().getCellFormat().getBorders().getDiagonalUp().setBorderType(BorderStyle.Single);
oTable.getFirstRow().getCells().get(0).getCellFormat().getBorders().getDiagonalDown().setBorderType(BorderStyle.Double);

Section section = document.getSections().get(0);
section.getPageSetup().setGutter(100f);

table.get(0,0).getCellFormat().getBorders().getDiagonalUp().setBorderType(BorderStyle.Single);   table.get(0,0).getCellFormat().getBorders().getDiagonalUp().setColor(Color.blue);    table.get(0,0).getCellFormat().getBorders().getDiagonalUp().setLineWidth(0.5f);     table.get(0,0).getCellFormat().getBorders().getDiagonalDown().setBorderType(BorderStyle.Single);      table.get(0,0).getCellFormat().getBorders().getDiagonalDown().setColor(Color.blue);    table.get(0,0).getCellFormat().getBorders().getDiagonalDown().setLineWidth(0.5f);

srcRange.copy(destRange,true,true);

worksheet.getRange().get("A1:C1").expandGroup(GroupByType.ByRows,ExpandCollapseFlags.ExpandParent);

worksheet.isDisplayZeros(false);

workbook.getWorksheets().get(0).getDVTable().remove(rectangles);

pageSetup.setPrintErrors(PrintErrorsType.NA);

//Add radio button
worksheet.getRadioButtons().add(5,5,20,20);
//Copy line
worksheet.getTypedLines().addCopy(line);
//Copy radio button
worksheet.getTypedRadioButtons().addCopy(button);
//Copy combo box
worksheet.getTypedComboBoxes().addCopy(combobox);

worksheet.saveToFile("CsvFilePath", ";", false);