Example usage for com.lowagie.text.pdf PdfContentByte getPdfDocument

Introduction

In this page you can find the example usage for com.lowagie.text.pdf PdfContentByte getPdfDocument.

Prototype

public PdfDocument getPdfDocument() 

Source Link

Document

Gets the PdfDocument in use by this object.

Usage

From source file:clases.unirPdf.java

public static void concatPDFs(List<InputStream> streamOfPDFFiles, OutputStream outputStream, boolean paginate) {

    Document document = new Document();
    try {//from w  ww .j  a v a  2  s.  c  o  m
        List<InputStream> pdfs = streamOfPDFFiles;
        List<PdfReader> readers = new ArrayList<PdfReader>();
        int totalPages = 0;
        Iterator<InputStream> iteratorPDFs = pdfs.iterator();

        while (iteratorPDFs.hasNext()) {
            InputStream pdf = iteratorPDFs.next();
            PdfReader pdfReader = new PdfReader(pdf);
            readers.add(pdfReader);
            totalPages += pdfReader.getNumberOfPages();
        }

        PdfWriter writer = PdfWriter.getInstance(document, outputStream);

        document.open();
        PdfContentByte cb = writer.getDirectContent();

        PdfImportedPage page;
        int currentPageNumber = 0;
        int pageOfCurrentReaderPDF = 0;
        Iterator<PdfReader> iteratorPDFReader = readers.iterator();

        while (iteratorPDFReader.hasNext()) {
            PdfReader pdfReader = iteratorPDFReader.next();

            while (pageOfCurrentReaderPDF < pdfReader.getNumberOfPages()) {

                Rectangle rectangle = pdfReader.getPageSizeWithRotation(1);
                document.setPageSize(rectangle);
                document.newPage();

                pageOfCurrentReaderPDF++;
                currentPageNumber++;
                page = writer.getImportedPage(pdfReader, pageOfCurrentReaderPDF);
                switch (rectangle.getRotation()) {
                case 0:
                    cb.addTemplate(page, 1f, 0, 0, 1f, 0, 0);
                    break;
                case 90:
                    cb.addTemplate(page, 0, -1f, 1f, 0, 0, pdfReader.getPageSizeWithRotation(1).getHeight());
                    break;
                case 180:
                    cb.addTemplate(page, -1f, 0, 0, -1f, 0, 0);
                    break;
                case 270:
                    cb.addTemplate(page, 0, 1.0F, -1.0F, 0, pdfReader.getPageSizeWithRotation(1).getWidth(), 0);
                    break;
                default:
                    break;
                }
                if (paginate) {
                    cb.beginText();
                    cb.getPdfDocument().getPageSize();
                    cb.endText();
                }
            }
            pageOfCurrentReaderPDF = 0;
        }
        outputStream.flush();
        document.close();
        outputStream.close();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (document.isOpen())
            document.close();
        try {
            if (outputStream != null)
                outputStream.close();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        }
    }
}

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From source file:org.kuali.kfs.fp.document.service.impl.CashReceiptCoverSheetServiceImpl.java

License:Open Source License

/**
 * Responsible for creating a new PDF page and workspace through <code>{@link PdfContentByte}</code> for direct writing to the
 * PDF.//w w w . ja  v  a  2  s .c om
 *
 * @param writer The PDF writer used to write to the new page with.
 * @param reader The PDF reader used to read information from the PDF file.
 * @param pageNumber The current number of pages in the PDF file, which will be incremented by one inside this method.
 *
 * @return The PDFContentByte used to access the new PDF page.
 * @exception DocumentException
 * @exception IOException
 */
protected PdfContentByte startNewPage(PdfWriter writer, PdfReader reader, ModifiableInteger pageNumber)
        throws DocumentException, IOException {
    PdfContentByte retval;
    PdfContentByte under;
    Rectangle pageSize;
    Document pdfDoc;
    PdfImportedPage newPage;

    pageNumber.increment();
    pageSize = reader.getPageSize(FRONT_PAGE);
    retval = writer.getDirectContent();
    // under = writer.getDirectContentUnder();

    if (pageNumber.getInt() > FRONT_PAGE) {
        newPage = writer.getImportedPage(reader, CHECK_PAGE_NORMAL);
        setCurrentRenderingYPosition(pageSize.top(TOP_MARGIN + CHECK_DETAIL_HEADING_HEIGHT));
    } else {
        newPage = writer.getImportedPage(reader, FRONT_PAGE);
        setCurrentRenderingYPosition(pageSize.top(TOP_FIRST_PAGE));
    }

    pdfDoc = retval.getPdfDocument();
    pdfDoc.newPage();
    retval.addTemplate(newPage, 0, 0);
    retval.setFontAndSize(getTextFont(), 8);

    return retval;
}

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