Example usage for com.lowagie.text.pdf PdfReader getPageSize

List of usage examples for com.lowagie.text.pdf PdfReader getPageSize

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Introduction

In this page you can find the example usage for com.lowagie.text.pdf PdfReader getPageSize.

Prototype

public Rectangle getPageSize(PdfDictionary page)

Source Link

Document

Gets the page from a page dictionary

Usage

From source file:net.sf.jsignpdf.preview.Pdf2Image.java

License:Mozilla Public License

/**
 * Returns image (or null if failed) generated from given page in PDF using
 * JPedal LGPL./*from  w  w w .  j  a v a2 s  . co  m*/
 * 
 * @param aPage
 *            page in PDF (1 based)
 * @return image or null
 */
public BufferedImage getImageUsingJPedal(final int aPage) {
    BufferedImage tmpResult = null;
    PdfReader reader = null;
    PdfDecoder pdfDecoder = null;
    try {

        reader = PdfUtils.getPdfReader(options.getInFile(), options.getPdfOwnerPwdStrX().getBytes());
        if (JPEDAL_MAX_IMAGE_RENDER_SIZE > reader.getPageSize(aPage).getWidth()
                * reader.getPageSize(aPage).getHeight()) {
            pdfDecoder = new PdfDecoder();
            try {
                pdfDecoder.openPdfFile(options.getInFile(), options.getPdfOwnerPwdStrX());
            } catch (PdfException e) {
                try {
                    // try to read PDF with empty password
                    pdfDecoder.openPdfFile(options.getInFile(), "");
                } catch (PdfException e1) {
                    // try to read PDF without password
                    pdfDecoder.openPdfFile(options.getInFile());
                }
            }
            tmpResult = pdfDecoder.getPageAsImage(aPage);
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (reader != null) {
            reader.close();
        }
        if (pdfDecoder != null) {
            pdfDecoder.closePdfFile();
        }
    }
    return tmpResult;
}

From source file:net.sf.sze.service.impl.converter.PdfConverterImpl.java

License:GNU General Public License

/**
 * Orders the pages from an DIN-A4-document on a DIN-A3-document.
 * @param reader reader for DIN-A4-document
 * @param pdfFileA3 file in which the A3-document will be saved.
 * @param pages page-numbers in the order they will placed the paper in the
 * order left, right-side must be a multiple of 4. 0 is interpreted as an
 * empty-page./*w  w  w.  j a v a 2s  .c o m*/
 * @throws DocumentException problems in iText.
 * @throws IOException io-problems.
 */
private void createA3Subdocument(PdfReader reader, File pdfFileA3, int... pages)
        throws DocumentException, IOException {
    if (pages.length % 4 != 0) {
        throw new IllegalArgumentException("The number of pages must be a " + "multiple of 4.");
    }

    // we retrieve the size of the first page
    final Rectangle psize = reader.getPageSize(1);
    final float width = psize.getWidth();
    final float leftMargin = 0f;
    final float topMargin = 0f;

    // step 1: creation of a document-object
    final Document document = new Document(PageSize.A3.rotate());
    // step 2: we create a writer that listens to the document
    final PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(pdfFileA3));
    writer.setPDFXConformance(PdfWriter.PDFA1B);
    // step 3: we open the document
    document.open();
    addPdfAInfosToDictonary(writer);

    // step 4: we add content
    final PdfContentByte cb = writer.getDirectContent();
    final PdfTemplate[] pdfPages = new PdfTemplate[pages.length];
    for (int i = 0; i < pdfPages.length; i++) {
        final int pageNr = pages[i];
        final PdfTemplate page;
        if (pageNr == EMPTY_PAGE) {
            page = writer.getImportedPage(getEmptyPDFPage(psize), 1);
        } else {
            page = writer.getImportedPage(reader, pageNr);
        }

        if (i % 2 == 0) {
            document.newPage();
            cb.addTemplate(page, 1f, 0f, 0f, 1f, leftMargin, topMargin);
        } else {
            cb.addTemplate(page, 1f, 0f, 0f, 1f, width + leftMargin, topMargin);
        }

    }

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

From source file:net.sf.sze.service.impl.converter.PdfConverterImpl.java

License:GNU General Public License

/**
 * Create from a DIN-A4-document a DIN-A4 subdocument.
 * @param reader reader for DIN-A4-document
 * @param pdfFileA4 file in which the new A4-document will be saved.
 * @param pages page-numbers in the order they will placed the paper.
 * @throws IOException//from  w  w w  .  j a v a  2  s .  c om
 * @throws DocumentException
 */
private void createA4Subdocument(PdfReader reader, File pdfFileA4, int... pages)
        throws IOException, DocumentException {
    // step 1: creation of a document-object
    Document document = new Document(reader.getPageSize(1));
    // step 2: we create a writer that listens to the document
    PdfCopy copy = new PdfCopy(document, new FileOutputStream(pdfFileA4));
    copy.setPDFXConformance(PdfWriter.PDFA1B);
    // step 3: we open the document
    document.open();
    addPdfAInfosToDictonary(copy);
    final Rectangle psize = reader.getPageSize(1);
    for (int pageNr : pages) {
        if (pageNr == EMPTY_PAGE) {
            copy.addPage(copy.getImportedPage(getEmptyPDFPage(psize), 1));
        } else {
            copy.addPage(copy.getImportedPage(reader, pageNr));
        }
    }

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

From source file:org.efaps.esjp.common.file.FileUtil_Base.java

License:Apache License

/**
 * N up.//from www.  j a va2s  .c o  m
 *
 * @param _parameter Parameter as passed by the eFaps API
 * @param _file the file
 * @param _fileName the file name
 * @return the file
 * @throws EFapsException on error
 */
public File nUpPdf(final Parameter _parameter, final File _file, final String _fileName) throws EFapsException {
    final File ret = getFile(_fileName, "pdf");
    try {
        final int pow = Integer.parseInt(getProperty(_parameter, "NUpPow", "1"));
        final boolean duplicate = "true".equalsIgnoreCase(getProperty(_parameter, "NUpDuplicate", "true"));
        final File destFile = new File(_file.getPath() + ".tmp");
        FileUtils.copyFile(_file, destFile);
        final OutputStream outputStream = new FileOutputStream(ret);
        final PdfReader pdfReader = new PdfReader(new FileInputStream(destFile));

        final Rectangle pageSize = pdfReader.getPageSize(1);

        final Rectangle newSize = pow % 2 == 0 ? new Rectangle(pageSize.getWidth(), pageSize.getHeight())
                : new Rectangle(pageSize.getHeight(), pageSize.getWidth());

        Rectangle unitSize = new Rectangle(pageSize.getWidth(), pageSize.getHeight());

        for (int i = 0; i < pow; i++) {
            unitSize = new Rectangle(unitSize.getHeight() / 2, unitSize.getWidth());
        }

        final int n = (int) Math.pow(2, pow);
        final int r = (int) Math.pow(2, pow / 2);
        final int c = n / r;

        final Document document = new Document(newSize, 0, 0, 0, 0);

        // Create a writer for the outputstream
        final PdfWriter writer = PdfWriter.getInstance(document, outputStream);
        document.open();
        PdfImportedPage page;
        final PdfContentByte cb = writer.getDirectContent();
        // Create a new page in the target for each source page.
        Rectangle currentSize;
        float offsetX;
        float offsetY;
        float factor;

        final int total = pdfReader.getNumberOfPages();
        for (int i = 0; i < total;) {
            if (i % n == 0) {
                document.newPage();
            }
            currentSize = pdfReader.getPageSize(++i);

            factor = Math.min(unitSize.getWidth() / currentSize.getWidth(),
                    unitSize.getHeight() / currentSize.getHeight());
            offsetX = unitSize.getWidth() * (i % n % c)
                    + (unitSize.getWidth() - currentSize.getWidth() * factor) / 2f;
            offsetY = newSize.getHeight() - (unitSize.getHeight() * (i % n % c) + 1)
                    + (unitSize.getHeight() - currentSize.getHeight() * factor) / 2f;

            page = writer.getImportedPage(pdfReader, i);

            cb.addTemplate(page, factor, 0, 0, factor, offsetX, offsetY);

            if (duplicate) {
                for (int y = i + 1; y <= pow + 1; y++) {
                    factor = Math.min(unitSize.getWidth() / currentSize.getWidth(),
                            unitSize.getHeight() / currentSize.getHeight());
                    offsetX = unitSize.getWidth() * (y % n % c)
                            + (unitSize.getWidth() - currentSize.getWidth() * factor) / 2f;
                    offsetY = newSize.getHeight() - unitSize.getHeight() * (y % n / c + 1)
                            + (unitSize.getHeight() - currentSize.getHeight() * factor) / 2f;
                    cb.addTemplate(page, factor, 0, 0, factor, offsetX, offsetY);
                }
            }
        }
        outputStream.flush();
        document.close();
        outputStream.close();
    } catch (final FileNotFoundException e) {
        LOG.error("FileNotFoundException", e);
    } catch (final IOException e) {
        LOG.error("IOException", e);
    } catch (final DocumentException e) {
        LOG.error("DocumentException", e);
    }
    return ret;
}

From source file:org.egov.ptis.actions.reports.SearchNoticesAction.java

License:Open Source License

/**
 * @param streamOfPDFFiles/*from  w  w w .  j a v a2s.  c  om*/
 * @param outputStream
 * @return
 */
private byte[] concatPDFs(final List<InputStream> streamOfPDFFiles, final ByteArrayOutputStream outputStream) {
    if (LOGGER.isDebugEnabled())
        LOGGER.debug("Entered into concatPDFs method");
    Document document = null;
    try {
        final List<InputStream> pdfs = streamOfPDFFiles;
        final List<PdfReader> readers = new ArrayList<>();
        final Iterator<InputStream> iteratorPDFs = pdfs.iterator();

        // Create Readers for the pdfs.
        while (iteratorPDFs.hasNext()) {
            final InputStream pdf = iteratorPDFs.next();
            final PdfReader pdfReader = new PdfReader(pdf);
            readers.add(pdfReader);
            if (null == document)
                document = new Document(pdfReader.getPageSize(1));
        }
        // Create a writer for the outputstream
        final PdfWriter writer = PdfWriter.getInstance(document, outputStream);

        document.open();
        final PdfContentByte cb = writer.getDirectContent(); // Holds the
                                                             // PDF
                                                             // data

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

        // Loop through the PDF files and add to the output.
        while (iteratorPDFReader.hasNext()) {
            final PdfReader pdfReader = iteratorPDFReader.next();

            // Create a new page in the target for each source page.
            while (pageOfCurrentReaderPDF < pdfReader.getNumberOfPages()) {
                document.newPage();
                pageOfCurrentReaderPDF++;
                page = writer.getImportedPage(pdfReader, pageOfCurrentReaderPDF);
                cb.addTemplate(page, 0, 0);
            }
            pageOfCurrentReaderPDF = 0;
        }
        outputStream.flush();
        document.close();
        outputStream.close();

    } catch (final Exception e) {
        LOGGER.error("Exception in concat PDFs : ", e);

    } finally {
        if (document.isOpen())
            document.close();
        try {
            if (outputStream != null)
                outputStream.close();
        } catch (final IOException ioe) {
            LOGGER.error("Exception in concat PDFs : ", ioe);
        }
    }
    if (LOGGER.isDebugEnabled())
        LOGGER.debug("Exit from concatPDFs method");
    return outputStream.toByteArray();
}

From source file:org.egov.wtms.web.controller.reports.GenerateBillForConsumerCodeController.java

License:Open Source License

private byte[] concatPDFs(final List<InputStream> streamOfPDFFiles, final ByteArrayOutputStream outputStream) {

    Document document = null;//from   w  w w  .  j av  a 2  s  . com
    try {
        final List<InputStream> pdfs = streamOfPDFFiles;
        final List<PdfReader> readers = new ArrayList<>();
        final Iterator<InputStream> iteratorPDFs = pdfs.iterator();

        // Create Readers for the pdfs.
        while (iteratorPDFs.hasNext()) {
            final InputStream pdf = iteratorPDFs.next();
            final PdfReader pdfReader = new PdfReader(pdf);
            readers.add(pdfReader);
            if (null == document)
                document = new Document(pdfReader.getPageSize(1));
        }
        // Create a writer for the outputstream
        final PdfWriter writer = PdfWriter.getInstance(document, outputStream);

        document.open();
        final PdfContentByte cb = writer.getDirectContent(); // Holds the
        // PDF
        // data

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

        // Loop through the PDF files and add to the output.
        while (iteratorPDFReader.hasNext()) {
            final PdfReader pdfReader = iteratorPDFReader.next();

            // Create a new page in the target for each source page.
            while (pageOfCurrentReaderPDF < pdfReader.getNumberOfPages()) {
                document.newPage();
                pageOfCurrentReaderPDF++;
                page = writer.getImportedPage(pdfReader, pageOfCurrentReaderPDF);
                cb.addTemplate(page, 0, 0);
            }
            pageOfCurrentReaderPDF = 0;
        }
        outputStream.flush();
        document.close();
        outputStream.close();

    } catch (final Exception e) {

        LOGGER.error("Exception in concat PDFs : ", e);
    } finally {
        if (document.isOpen())
            document.close();
        try {
            if (outputStream != null)
                outputStream.close();
        } catch (final IOException ioe) {
            LOGGER.error("Exception in concat PDFs : ", ioe);
        }
    }
    return outputStream.toByteArray();
}

From source file:org.egov.wtms.web.controller.reports.GenerateConnectionBillController.java

License:Open Source License

private byte[] concatPDFs(final List<InputStream> streamOfPDFFiles, final ByteArrayOutputStream outputStream) {

    Document document = null;/*w  ww . ja  v  a2  s.  co  m*/
    try {
        final List<InputStream> pdfs = streamOfPDFFiles;
        final List<PdfReader> readers = new ArrayList<PdfReader>();
        final Iterator<InputStream> iteratorPDFs = pdfs.iterator();

        // Create Readers for the pdfs.
        while (iteratorPDFs.hasNext()) {
            final InputStream pdf = iteratorPDFs.next();
            final PdfReader pdfReader = new PdfReader(pdf);
            readers.add(pdfReader);
            if (null == document)
                document = new Document(pdfReader.getPageSize(1));
        }
        // Create a writer for the outputstream
        final PdfWriter writer = PdfWriter.getInstance(document, outputStream);

        document.open();
        final PdfContentByte cb = writer.getDirectContent(); // Holds the
        // PDF
        // data

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

        // Loop through the PDF files and add to the output.
        while (iteratorPDFReader.hasNext()) {
            final PdfReader pdfReader = iteratorPDFReader.next();

            // Create a new page in the target for each source page.
            while (pageOfCurrentReaderPDF < pdfReader.getNumberOfPages()) {
                document.newPage();
                pageOfCurrentReaderPDF++;
                page = writer.getImportedPage(pdfReader, pageOfCurrentReaderPDF);
                cb.addTemplate(page, 0, 0);
            }
            pageOfCurrentReaderPDF = 0;
        }
        outputStream.flush();
        document.close();
        outputStream.close();

    } catch (final Exception e) {

        LOGGER.error("Exception in concat PDFs : ", e);
    } finally {
        if (document.isOpen())
            document.close();
        try {
            if (outputStream != null)
                outputStream.close();
        } catch (final IOException ioe) {
            LOGGER.error("Exception in concat PDFs : ", ioe);
        }
    }

    return outputStream.toByteArray();
}

From source file:org.egov.wtms.web.controller.reports.SearchNoticeController.java

License:Open Source License

private byte[] concatPDFs(final List<InputStream> streamOfPDFFiles, final ByteArrayOutputStream outputStream) {

    Document document = null;// w  ww .  j ava 2s.c o m
    try {
        final List<InputStream> pdfs = streamOfPDFFiles;
        final List<PdfReader> readers = new ArrayList<>();
        final Iterator<InputStream> iteratorPDFs = pdfs.iterator();

        // Create Readers for the pdfs.
        while (iteratorPDFs.hasNext()) {
            final InputStream pdf = iteratorPDFs.next();
            final PdfReader pdfReader = new PdfReader(pdf);
            readers.add(pdfReader);
            if (null == document)
                document = new Document(pdfReader.getPageSize(1));
        }
        // Create a writer for the outputstream
        final PdfWriter writer = PdfWriter.getInstance(document, outputStream);

        document.open();
        final PdfContentByte cb = writer.getDirectContent(); // Holds the
        // PDF
        // data

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

        // Loop through the PDF files and add to the output.
        while (iteratorPDFReader.hasNext()) {
            final PdfReader pdfReader = iteratorPDFReader.next();

            // Create a new page in the target for each source page.
            while (pageOfCurrentReaderPDF < pdfReader.getNumberOfPages()) {
                document.newPage();
                pageOfCurrentReaderPDF++;
                page = writer.getImportedPage(pdfReader, pageOfCurrentReaderPDF);
                cb.addTemplate(page, 0, 0);
            }
            pageOfCurrentReaderPDF = 0;
        }
        outputStream.flush();
        document.close();
        outputStream.close();

    } catch (final Exception e) {

        LOGGER.error("Exception in concat PDFs : ", e);
    } finally {
        if (document.isOpen())
            document.close();
        try {
            if (outputStream != null)
                outputStream.close();
        } catch (final IOException ioe) {
            LOGGER.error("Exception in concat PDFs : ", ioe);
        }
    }

    return outputStream != null ? outputStream.toByteArray() : null;
}

From source file:org.jpedal.examples.simpleviewer.utils.ItextFunctions.java

License:Open Source License

public void setCrop(int pageCount, PdfPageData currentPageData, CropPDFPages cropPage) {
    File tempFile = null;/*from w w  w.  j  a  v a2  s  .  c o  m*/

    try {
        tempFile = File.createTempFile("temp", null);

        ObjectStore.copy(selectedFile, tempFile.getAbsolutePath());
    } catch (Exception e) {
        return;
    }

    try {

        int[] pgsToEdit = cropPage.getPages();

        if (pgsToEdit == null)
            return;

        List pagesToEdit = new ArrayList();
        for (int i = 0; i < pgsToEdit.length; i++)
            pagesToEdit.add(new Integer(pgsToEdit[i]));

        PdfReader reader = new PdfReader(tempFile.getAbsolutePath());

        boolean applyToCurrent = cropPage.applyToCurrentCrop();

        for (int page = 1; page <= pageCount; page++) {
            if (pagesToEdit.contains(new Integer(page))) {

                float currentLeftCrop = currentPageData.getCropBoxX(page);
                float currentBottomCrop = currentPageData.getCropBoxY(page);
                float currentRightCrop = currentPageData.getCropBoxWidth(page) + currentLeftCrop;
                float currentTopCrop = currentPageData.getCropBoxHeight(page) + currentBottomCrop;

                float[] newCrop = cropPage.getCrop();

                if (applyToCurrent) {
                    newCrop[0] = currentLeftCrop + newCrop[0];
                    newCrop[1] = currentBottomCrop + newCrop[1];
                    newCrop[2] = currentRightCrop - newCrop[2];
                    newCrop[3] = currentTopCrop - newCrop[3];
                } else {
                    newCrop[2] = reader.getPageSize(page).width() - newCrop[2];
                    newCrop[3] = reader.getPageSize(page).height() - newCrop[3];
                }

                reader.getPageN(page).put(PdfName.CROPBOX, new PdfArray(newCrop));
            }
        }

        PdfStamper stamp = new PdfStamper(reader, new FileOutputStream(selectedFile));
        stamp.close();

    } catch (Exception e) {

        ObjectStore.copy(tempFile.getAbsolutePath(), selectedFile);

        e.printStackTrace();

    } finally {
        tempFile.delete();
    }
}

From source file:org.jpedal.examples.simpleviewer.utils.ItextFunctions.java

License:Open Source License

public void stampImage(int pageCount, PdfPageData currentPageData, final StampImageToPDFPages stampImage) {
    File tempFile = null;// w w w.ja va2 s . com

    try {
        tempFile = File.createTempFile("temp", null);

        ObjectStore.copy(selectedFile, tempFile.getAbsolutePath());
    } catch (Exception e) {
        return;
    }

    try {

        int[] pgsToEdit = stampImage.getPages();

        if (pgsToEdit == null)
            return;

        File fileToTest = new File(stampImage.getImageLocation());
        if (!fileToTest.exists()) {
            currentGUI.showMessageDialog(Messages.getMessage("PdfViewerError.ImageDoesNotExist"));
            return;
        }

        List pagesToEdit = new ArrayList();
        for (int i = 0; i < pgsToEdit.length; i++)
            pagesToEdit.add(new Integer(pgsToEdit[i]));

        final PdfReader reader = new PdfReader(tempFile.getAbsolutePath());

        int n = reader.getNumberOfPages();

        PdfStamper stamp = new PdfStamper(reader, new FileOutputStream(selectedFile));

        Image img = Image.getInstance(fileToTest.getAbsolutePath());

        int chosenWidthScale = stampImage.getWidthScale();
        int chosenHeightScale = stampImage.getHeightScale();

        img.scalePercent(chosenWidthScale, chosenHeightScale);

        String chosenPlacement = stampImage.getPlacement();

        int chosenRotation = stampImage.getRotation();
        img.setRotationDegrees(chosenRotation);

        String chosenHorizontalPosition = stampImage.getHorizontalPosition();
        String chosenVerticalPosition = stampImage.getVerticalPosition();

        float chosenHorizontalOffset = stampImage.getHorizontalOffset();
        float chosenVerticalOffset = stampImage.getVerticalOffset();

        for (int page = 0; page <= n; page++) {
            if (pagesToEdit.contains(new Integer(page))) {

                PdfContentByte cb;
                if (chosenPlacement.equals("Overlay"))
                    cb = stamp.getOverContent(page);
                else
                    cb = stamp.getUnderContent(page);

                int currentRotation = currentPageData.getRotation(page);
                Rectangle pageSize;
                if (currentRotation == 90 || currentRotation == 270)
                    pageSize = reader.getPageSize(page).rotate();
                else
                    pageSize = reader.getPageSize(page);

                float startx, starty;
                if (chosenVerticalPosition.equals("From the top")) {
                    starty = pageSize.height() - ((img.height() * (chosenHeightScale / 100)) / 2);
                } else if (chosenVerticalPosition.equals("Centered")) {
                    starty = (pageSize.height() / 2) - ((img.height() * (chosenHeightScale / 100)) / 2);
                } else {
                    starty = 0;
                }

                if (chosenHorizontalPosition.equals("From the left")) {
                    startx = 0;
                } else if (chosenHorizontalPosition.equals("Centered")) {
                    startx = (pageSize.width() / 2) - ((img.width() * (chosenWidthScale / 100)) / 2);
                } else {
                    startx = pageSize.width() - ((img.width() * (chosenWidthScale / 100)) / 2);
                }

                img.setAbsolutePosition(startx + chosenHorizontalOffset, starty + chosenVerticalOffset);

                cb.addImage(img);
            }
        }

        stamp.close();

    } catch (Exception e) {

        ObjectStore.copy(tempFile.getAbsolutePath(), selectedFile);

        e.printStackTrace();

    } finally {
        tempFile.delete();
    }
}