Java Code Examples for org.apache.pdfbox.pdmodel.PDPage#setMediaBox()

/**
 * This will take a document and extract the desired pages into a new 
 * document.  Both startPage and endPage are included in the extracted 
 * document.  If the endPage is greater than the number of pages in the 
 * source document, it will go to the end of the document.  If startPage is
 * less than 1, it'll start with page 1.  If startPage is greater than 
 * endPage or greater than the number of pages in the source document, a 
 * blank document will be returned.
 * 
 * @return The extracted document
 * @throws IOException If there is an IOError
 */
public PDDocument extract() throws IOException
{
    PDDocument extractedDocument = new PDDocument();
    extractedDocument.setDocumentInformation(sourceDocument.getDocumentInformation());
    extractedDocument.getDocumentCatalog().setViewerPreferences(
            sourceDocument.getDocumentCatalog().getViewerPreferences());
    
    for (int i = startPage; i <= endPage; i++)
    {
        PDPage page = sourceDocument.getPage(i - 1);
        PDPage imported = extractedDocument.importPage(page);
        imported.setCropBox(page.getCropBox());
        imported.setMediaBox(page.getMediaBox());
        imported.setResources(page.getResources());
        imported.setRotation(page.getRotation());
    }
        
    return extractedDocument;
}
 

/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content and then move its crop box and
 * media box accordingly to make it appear as if the content was rotated around
 * the center of the crop box.
 * </p>
 */
@Test
public void testRotateMoveBox() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = Loader.loadPDF(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false);
        Matrix matrix = Matrix.getRotateInstance(Math.toRadians(45), 0, 0);
        cs.transform(matrix);
        cs.close();

        PDRectangle cropBox = page.getCropBox();
        float cx = (cropBox.getLowerLeftX() + cropBox.getUpperRightX()) / 2;
        float cy = (cropBox.getLowerLeftY() + cropBox.getUpperRightY()) / 2;
        Point2D.Float newC = matrix.transformPoint(cx, cy);
        float tx = (float)newC.getX() - cx;
        float ty = (float)newC.getY() - cy;
        page.setCropBox(new PDRectangle(cropBox.getLowerLeftX() + tx, cropBox.getLowerLeftY() + ty, cropBox.getWidth(), cropBox.getHeight()));
        PDRectangle mediaBox = page.getMediaBox();
        page.setMediaBox(new PDRectangle(mediaBox.getLowerLeftX() + tx, mediaBox.getLowerLeftY() + ty, mediaBox.getWidth(), mediaBox.getHeight()));

        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-move-box.pdf"));
    }
}
 

/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content and then set the crop
 * box and media box to the bounding rectangle of the rotated page area.
 * </p>
 */
@Test
public void testRotateExpandBox() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = Loader.loadPDF(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false);
        Matrix matrix = Matrix.getRotateInstance(Math.toRadians(45), 0, 0);
        cs.transform(matrix);
        cs.close();

        PDRectangle cropBox = page.getCropBox();
        Rectangle rectangle = cropBox.transform(matrix).getBounds();
        PDRectangle newBox = new PDRectangle((float)rectangle.getX(), (float)rectangle.getY(), (float)rectangle.getWidth(), (float)rectangle.getHeight());
        page.setCropBox(newBox);
        page.setMediaBox(newBox);

        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-expand-box.pdf"));
    }
}
 

private void writeGraphPage( GraphDisplay graphDisplay )
    throws IOException
{
    File tFile = File.createTempFile( "envisage", ".png" );
    graphDisplay.saveImage( new FileOutputStream( tFile ), "png", 1d );

    BufferedImage img = ImageIO.read( tFile );

    int w = img.getWidth();
    int h = img.getHeight();

    int inset = 40;
    PDRectangle pdRect = new PDRectangle( w + inset, h + inset );
    PDPage page = new PDPage();
    page.setMediaBox( pdRect );
    doc.addPage( page );

    PDImageXObject xImage = PDImageXObject.createFromFileByExtension( tFile, doc );

    PDPageContentStream contentStream = new PDPageContentStream( doc, page );
    contentStream.drawImage( xImage, ( pdRect.getWidth() - w ) / 2, ( pdRect.getHeight() - h ) / 2 );
    contentStream.close();
}
 

public static void setPageSize(PDPage page, PDRectangle pageSize) {

        page.setTrimBox(pageSize);
        page.setCropBox(pageSize);
        page.setArtBox(pageSize);
        page.setBleedBox(new PDRectangle(pageSize.getWidth() + mm2pixels(5), pageSize.getHeight() + mm2pixels(5)));
        page.setMediaBox(page.getBleedBox());

//        pageSize.setLowerLeftX(20);
//        pageSize.setLowerLeftY(20);
//        pageSize.setUpperRightX(page.getTrimBox().getWidth() - 20);
//        pageSize.setUpperRightY(page.getTrimBox().getHeight() - 20);
    }
 

/**
 * Generate PDF file for API microgateway request summary
 *
 * @param table object containing table headers and row data
 * @return InputStream pdf as a stream
 * @throws IOException
 * @throws COSVisitorException
 */
public InputStream generateMGRequestSummeryPDF(TableData table) throws IOException, COSVisitorException {

    String[] columnHeaders = table.getColumnHeaders();

    PDDocument document = new PDDocument();
    PDPage page = new PDPage();
    page.setMediaBox(PDPage.PAGE_SIZE_A4);
    page.setRotation(0);
    document.addPage(page);

    PDPageContentStream contentStream = new PDPageContentStream(document, page, false, false);

    // add logo
    InputStream in = APIManagerComponent.class.getResourceAsStream("/report/wso2-logo.jpg");
    PDJpeg img = new PDJpeg(document, in);
    contentStream.drawImage(img, 375, 755);

    // Add topic
    contentStream.setFont(PDType1Font.HELVETICA_BOLD, 16);
    writeContent(contentStream, CELL_MARGIN, 770, "API Microgateway request summary");

    // Add generated time
    contentStream.setFont(PDType1Font.HELVETICA_BOLD, FONT_SIZE);
    writeContent(contentStream, CELL_MARGIN, 730, "Report generated on: " + new Date().toString());

    contentStream.setFont(TEXT_FONT, FONT_SIZE);

    // add table with data
    drowTableGrid(contentStream, table.getRows().size());
    writeRowsContent(contentStream, columnHeaders, table.getRows());

    // Add meta data
    // Whenever the summary report structure is updated this should be changed
    String requestCount = table.getRows().get(0).getEntries().get(2);
    document.getDocumentInformation().setCustomMetadataValue(MGW_META, getMetaCount(requestCount));

    contentStream.close();
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    document.save(out);
    document.close();

    return new ByteArrayInputStream(out.toByteArray());

}