com.lowagie.text.pdf.PdfOutline Java Examples

protected void drawBookmark( final RenderNode box, final String bookmark ) {
  if ( box.isNodeVisible( getDrawArea() ) == false ) {
    return;
  }
  final PdfOutline root = writer.getDirectContent().getRootOutline();

  final AffineTransform affineTransform = getGraphics().getTransform();
  final float translateX = (float) affineTransform.getTranslateX();

  final float upperY = translateX + (float) ( globalHeight - StrictGeomUtility.toExternalValue( box.getY() ) );
  final float leftX = (float) ( StrictGeomUtility.toExternalValue( box.getX() ) );
  final PdfDestination dest = new PdfDestination( PdfDestination.FIT, leftX, upperY, 0 );
  new PdfOutline( root, dest, bookmark );
  // destination will always point to the 'current' page
  // todo: Make this a hierarchy ..
}
 

/**
 * Adds an outline for every new Paragraph
 * 
 * @param writer
 * @param document
 * @param position
 */
public void onParagraph(PdfWriter writer, Document document, float position) {
	n++;
	PdfContentByte cb = writer.getDirectContent();
	PdfDestination destination = new PdfDestination(PdfDestination.FITH,
			position);
	new PdfOutline(cb.getRootOutline(), destination, "paragraph " + n);
}
 

/**
 * The constructor.
 *
 * @param root
 *            The TOC node in which need to build PDF outline
 */
public TOCHandler( TOCNode root, PdfOutline outline, Set<String> bookmarks )
{
	this.root = root;
	this.outline = outline;
	this.bookmarks = bookmarks;
}
 

/**
 * Demonstrates some PageLabel functionality.
 * 
 */
@Test
public void main() throws Exception {

	// step 1: creation of a document-object
	Document document = new Document();
	Document remote = new Document();
	// step 2:
	PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("OutlineActions.pdf"));
	PdfWriter.getInstance(remote, PdfTestBase.getOutputStream("remote.pdf"));
	// step 3:
	writer.setViewerPreferences(PdfWriter.PageModeUseOutlines);
	document.open();
	remote.open();
	// step 4:
	// we add some content
	document.add(new Paragraph("Outline action example"));
	// we add the outline
	PdfContentByte cb = writer.getDirectContent();
	PdfOutline root = cb.getRootOutline();
	PdfOutline links = new PdfOutline(root, new PdfAction("http://www.lowagie.com/iText/links.html"),
			"Useful links");
	links.setColor(new Color(0x00, 0x80, 0x80));
	links.setStyle(Font.BOLD);
	new PdfOutline(links, new PdfAction("http://www.lowagie.com/iText"), "Bruno's iText site");
	new PdfOutline(links, new PdfAction("http://itextpdf.sourceforge.net/"), "Paulo's iText site");
	new PdfOutline(links, new PdfAction("http://sourceforge.net/projects/itext/"), "iText @ SourceForge");
	PdfOutline other = new PdfOutline(root, new PdfDestination(PdfDestination.FIT), "other actions", false);
	other.setStyle(Font.ITALIC);
	new PdfOutline(other, new PdfAction("remote.pdf", 1), "Go to yhe first page of a remote file");
	new PdfOutline(other, new PdfAction("remote.pdf", "test"), "Go to a local destination in a remote file");
	new PdfOutline(other, PdfAction.javaScript("app.alert('Hello');\r", writer), "Say Hello");

	remote.add(new Paragraph("Some remote document"));
	remote.newPage();
	Paragraph p = new Paragraph("This paragraph contains a ");
	p.add(new Chunk("local destination").setLocalDestination("test"));
	remote.add(p);

	// step 5: we close the document
	document.close();
	remote.close();
}
 

/**
 * Creates a document with some goto actions.
 * 
 */
@Test
public void main() throws Exception {

	// step 1: creation of a document-object
	Document document = new Document();

	// step 2:
	PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("Destinations.pdf"));
	// step 3:
	writer.setViewerPreferences(PdfWriter.PageModeUseOutlines);
	document.open();
	// step 4: we grab the ContentByte and do some stuff with it
	PdfContentByte cb = writer.getDirectContent();

	// we create a PdfTemplate
	PdfTemplate template = cb.createTemplate(25, 25);

	// we add some crosses to visualize the destinations
	template.moveTo(13, 0);
	template.lineTo(13, 25);
	template.moveTo(0, 13);
	template.lineTo(50, 13);
	template.stroke();

	// we add the template on different positions
	cb.addTemplate(template, 287, 787);
	cb.addTemplate(template, 187, 487);
	cb.addTemplate(template, 487, 287);
	cb.addTemplate(template, 87, 87);

	// we define the destinations
	PdfDestination d1 = new PdfDestination(PdfDestination.XYZ, 300, 800, 0);
	PdfDestination d2 = new PdfDestination(PdfDestination.FITH, 500);
	PdfDestination d3 = new PdfDestination(PdfDestination.FITR, 200, 300, 400, 500);
	PdfDestination d4 = new PdfDestination(PdfDestination.FITBV, 100);
	PdfDestination d5 = new PdfDestination(PdfDestination.FIT);

	// we define the outlines
	PdfOutline out1 = new PdfOutline(cb.getRootOutline(), d1, "root");
	PdfOutline out2 = new PdfOutline(out1, d2, "sub 1");
	new PdfOutline(out1, d3, "sub 2");
	new PdfOutline(out2, d4, "sub 2.1");
	new PdfOutline(out2, d5, "sub 2.2");

	// step 5: we close the document
	document.close();
}
 

Bookmark(Bookmark parent, PdfDestination destination, String title)
{
	this.pdfOutline = new PdfOutline(parent.pdfOutline, destination, title, false);
	this.level = parent.level + 1;
}
 

Bookmark(PdfOutline pdfOutline, int level)
{
	this.pdfOutline = pdfOutline;
	this.level = level;
}
 

public File convert(String epubPath) throws IOException,DocumentException {
	applyProperties(epub2pdfProps);
       File epubFile = new File(epubPath);
       if (!(epubFile.canRead())) {
           throw new IOException("Could not read " + epubPath);
       } else {
       	logger.debug("Converting " + epubFile.getAbsolutePath());
       }
       String epubFilename = epubFile.getName();
       String epubFilenameBase = epubFilename.substring(0, epubFilename.length()-5);
       String pdfFilename = epubFilenameBase + ".pdf";

       File outputFile = new File(outputDir.getAbsolutePath() + File.separator + pdfFilename);

       epubIn = Epub.fromFile(epubPath);
       XhtmlHandler.setSourceEpub(epubIn);

       Opf opf = epubIn.getOpf();
       List<String> contentPaths = opf.spineHrefs();
       List<File> contentFiles = new ArrayList<File>();
       for (String path : contentPaths) {
           contentFiles.add(new File(epubIn.getContentRoot(),path));
       }
       Ncx ncx = epubIn.getNcx();
       
       List<NavPoint> ncxToc = new ArrayList<NavPoint>();
       if(ncx != null) {
       	ncxToc.addAll(ncx.getNavPointsFlat());
       }
       
       Tree<TocTreeNode> tocTree = TocTreeNode.buildTocTree(ncx);
       XhtmlHandler.setTocTree(tocTree);
       
       Document doc = new Document();
       boolean pageSizeOK = doc.setPageSize(pageSize);
       boolean marginsOK = doc.setMargins(marginLeftPt, marginRightPt, marginTopPt, marginBottomPt);

       logger.debug("Writing PDF to " + outputFile.getAbsolutePath());
       PdfWriter writer = PdfWriter.getInstance(doc, new FileOutputStream(outputFile));
       writer.setStrictImageSequence(true);
       PdfOutline bookmarkRoot = null;

       if (!(pageSizeOK && marginsOK)) {
           throw new RuntimeException("Failed to set PDF page size a/o margins");
       }
       
       int fileCount = contentFiles.size();
       logger.debug("Processing " + fileCount + " HTML file(s): ");
       int currentFile = 0;

       for (File file : contentFiles) {
       	currentFile++;
       	
       	String progressChar;
       	
       	int mod10 = currentFile % 10;
       	if(mod10 == 5)
       		progressChar = "5";
       	else if(mod10 == 0) 
       		progressChar = "0";
       	else
       		progressChar = ".";
       	
       	logger.debug(progressChar);
           if (!(doc.isOpen())) {
               doc.open();
               doc.newPage();
               bookmarkRoot = writer.getRootOutline();
               XhtmlHandler.setBookmarkRoot(bookmarkRoot);
           }
           NavPoint fileLevelNP = Ncx.findNavPoint(ncxToc, file.getName());
           TreeNode<TocTreeNode> npNode = TocTreeNode.findInTreeByNavPoint(tocTree, fileLevelNP);
           
           if(fileLevelNP != null) {
           	doc.newPage();
           	PdfOutline pdfOutlineParent = bookmarkRoot;
           	if(npNode != null) {
           		TreeNode<TocTreeNode> parent = npNode.getParent();
           		if(parent != null) {
           			TocTreeNode parentTTN = parent.getValue();
           			if(parentTTN != null && parentTTN.getPdfOutline() != null) {
           				pdfOutlineParent = parentTTN.getPdfOutline();
           			}
           		}
           	}
           	
           	PdfDestination here = new PdfDestination(PdfDestination.FIT);
           	PdfOutline pdfTocEntry = new PdfOutline(pdfOutlineParent, here, fileLevelNP.getNavLabelText());
           	if(npNode != null) {
           		npNode.getValue().setPdfDestination(here);
           		npNode.getValue().setPdfOutline(pdfTocEntry);
           	}
           }
           XhtmlHandler.process(file.getCanonicalPath(), doc);
       }
       doc.close();
       logger.debug("PDF written to " + outputFile.getAbsolutePath());
       epubIn.cleanup();
       return outputFile;
}
 

protected TOCHandler createTOCHandler( TOCNode root, PdfOutline outline,
		Set<String> bookmarks )
{
	return new TOCHandler( root, outline, bookmarks );
}
 

/**
 * Adds an outline for every new Paragraph
 * 
 * @param writer
 * @param document
 * @param position
 */
public void onParagraph(PdfWriter writer, Document document, float position) {
	n++;
	PdfContentByte cb = writer.getDirectContent();
	PdfDestination destination = new PdfDestination(PdfDestination.FITH, position);
	new PdfOutline(cb.getRootOutline(), destination, "paragraph " + n);
}