Example usage for com.itextpdf.text.pdf PdfAction gotoLocalPage

List of usage examples for com.itextpdf.text.pdf PdfAction gotoLocalPage

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf PdfAction gotoLocalPage.

Prototype

public static PdfAction gotoLocalPage(String dest, boolean isName) 

Source Link

Document

Creates a GoTo action to a named destination.

Usage

From source file:be.roots.taconic.pricingguide.service.PDFServiceImpl.java

License:Open Source License

private byte[] stampTableOfContents(byte[] pdf, Toc tableOfContents) throws IOException, DocumentException {

    try (final ByteArrayOutputStream bos = new ByteArrayOutputStream()) {

        final PdfReader reader = new PdfReader(pdf);
        final PdfStamper stamper = new PdfStamper(reader, bos);

        // stamp the named destinations
        for (int pageNumber = 1; pageNumber <= reader.getNumberOfPages(); pageNumber++) {
            stamper.addNamedDestination("page" + pageNumber, pageNumber,
                    new PdfDestination(PdfDestination.XYZ, 80f, 800f, 0));
        }// www. j a v  a 2  s.  c o  m

        // create the table of contents
        final Chunk tocTitle = new Chunk("TABLE OF CONTENTS", iTextUtil.getFontTocTitle());

        int currentTocPage = tableOfContents.getFirstPageOfToc();
        int firstTocPage = currentTocPage;
        PdfContentByte canvas = stamper.getOverContent(currentTocPage);

        ColumnText.showTextAligned(canvas, Element.ALIGN_LEFT, new Phrase(tocTitle), 55, 470, 0);

        final List<TocEntry> entriesSorted = tableOfContents.getEntriesSorted();
        int tocEntryNumber = 0;
        for (TocEntry tocEntry : entriesSorted) {

            if (tocEntry.isIncludedInToc()) {
                tocEntryNumber++;

                // take the right TOC page to stamp the TOC entry on (needed for TOC's with multiple pages)
                if (tocEntryNumber == getNumberOfItemsPerTocPage(0)
                        || (tocEntryNumber > getNumberOfItemsPerTocPage(0)
                                && (tocEntryNumber - getNumberOfItemsPerTocPage(0))
                                        % getNumberOfItemsPerTocPage(currentTocPage - firstTocPage) == 0)) {
                    currentTocPage++;
                    canvas = stamper.getOverContent(currentTocPage);
                }

                Font font = iTextUtil.getFontToc();
                if (tocEntry.getLevel() == 1) {
                    font = iTextUtil.getFontTocBold();
                }

                final Phrase p = processHtmlCodes(tocEntry.getLevelString() + tocEntry.getName(), font,
                        iTextUtil.getFontTocSymbol());
                p.add(new Chunk("", iTextUtil.getFontToc()));
                if (tocEntry.isShowingPageNumber()) {
                    p.add(new Chunk(new DottedLineSeparator()));
                    p.add(new Chunk("  " + String.valueOf(tocEntry.getFinalPageNumber()),
                            iTextUtil.getFontToc()));
                }

                for (Chunk chunk : p.getChunks()) {
                    chunk.setAction(PdfAction.gotoLocalPage("page" + tocEntry.getFinalPageNumber(), false));
                }

                int y;
                if (tocEntryNumber < getNumberOfItemsPerTocPage(0)) {
                    y = 460 - (16 * (tocEntryNumber % getNumberOfItemsPerTocPage(0)));
                } else {
                    y = 680 - (16 * ((tocEntryNumber - getNumberOfItemsPerTocPage(0))
                            % getNumberOfItemsPerTocPage(currentTocPage - firstTocPage)));
                }

                final ColumnText ct = new ColumnText(canvas);
                ct.setSimpleColumn(p, 52, y, 555, 70, 0, Element.ALIGN_JUSTIFIED);
                ct.go();

            }
        }

        stamper.close();
        reader.close();

        return bos.toByteArray();

    }

}

From source file:com.athena.chameleon.engine.core.PDFCommonEventHelper.java

License:Apache License

/**
 * //from w w  w.  ja  v  a 2s.c  o m
 *  Paragraph ?.(Navigation  ?  title ) 
 *
 * @param title 
 * @param pageNumber 
 * @param depth 
 * @param x1 document left 
 * @param x2 document right 
 * @return Paragraph
 */
public Paragraph getTocParagraph(String title, int pageNumber, int depth, float x1, float x2) {

    Font tocFont = new Font(bfKorean, 10);
    if (depth == 0)
        tocFont.setStyle(Font.BOLD);

    Paragraph p = new Paragraph();
    p.setSpacingAfter(5);

    Chunk tit = new Chunk(title + " ", tocFont);
    tit.setAction(PdfAction.gotoLocalPage(title, false));

    Chunk point = new Chunk(".", tocFont);

    Chunk number = new Chunk(" " + pageNumber, tocFont);
    number.setAction(PdfAction.gotoLocalPage(title, false));

    p.add(tit);

    float width = x2 - x1 - tit.getWidthPoint() - number.getWidthPoint() - (depth * 12);

    if ((x2 - x1) < tit.getWidthPoint())
        width = x2 - x1 - (tit.getWidthPoint() - (x2 - x1)) - number.getWidthPoint() - (depth * 12) - 65;

    float i = point.getWidthPoint();
    while (i < width) {
        p.add(point);
        i += point.getWidthPoint();
    }

    p.add(number);

    return p;
}

From source file:com.vectorprint.report.itext.debug.DebugHelper.java

License:Open Source License

/**
 * adding a link (annotation) to information about the styleClass used
 *
 * @param rectangle the value of rectangle
 * @param styleClass the value of styleClass
 * @param writer the value of writer/* w ww .  java 2 s. com*/
 */
public static void debugAnnotation(Rectangle rectangle, String styleClass, PdfWriter writer) {
    if (styleClass == null) {
        log.warning("not showing link to styleClass because there is no styleClass");
        return;
    }
    // only now we can define a goto action, we know the position of the image
    PdfAction act = PdfAction.gotoLocalPage(styleClass, true);
    writer.getDirectContent().setAction(act, rectangle.getLeft(), rectangle.getBottom(), rectangle.getRight(),
            rectangle.getTop());
}

From source file:com.vectorprint.report.itext.debug.DebugHelper.java

License:Open Source License

public static void styleLink(PdfContentByte canvas, String styleClass, String extraInfo, float x, float y,
        EnhancedMap settings, LayerManager layerAware) {
    if (styleClass == null) {
        log.warning("not showing link to styleClass because there is no styleClass");
        return;/*ww  w .ja  v a 2 s  .  c om*/
    }
    Font dbf = DebugHelper.debugFontLink(canvas, settings);
    layerAware.startLayerInGroup(DEBUG, canvas);

    PdfAction act = PdfAction.gotoLocalPage(styleClass, true);
    Chunk c = new Chunk(styleClass + extraInfo, dbf);
    float w = ItextHelper.getTextWidth(c);
    float h = ItextHelper.getTextHeight(c);
    float tan = (float) Math.tan(Math.toRadians(8));
    canvas.setAction(act, x, y, x + w, y + h + tan * w);
    ColumnText.showTextAligned(canvas, Element.ALIGN_LEFT, new Phrase(c), x, y, 8);
    canvas.endLayer();
}

From source file:nz.ac.waikato.cms.doc.HyperLinkGrades.java

License:Open Source License

/**
 * Adds the index with locations to the existing PDF.
 *
 * @param locations   the locations to index
 * @param input   the input PDF//ww  w.j  av  a  2 s . c o  m
 * @param output   the output PDF
 * @return      true if successfully generated
 */
public static boolean addIndex(List<Location> locations, File input, File output) {
    try {
        // copy pages, add target
        PdfReader reader = new PdfReader(input.getAbsolutePath());
        Document document = new Document();
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(output.getAbsolutePath()));
        document.open();
        PdfContentByte canvas = writer.getDirectContent();
        PdfImportedPage page;
        float height = 0;
        for (int i = 1; i <= reader.getNumberOfPages(); i++) {
            document.newPage();
            page = writer.getImportedPage(reader, i);
            canvas.addTemplate(page, 1f, 0, 0, 1, 0, 0);
            Chunk loc = new Chunk(" ");
            loc.setLocalDestination("loc" + i);
            height = page.getHeight();
            ColumnText.showTextAligned(canvas, Element.ALIGN_LEFT, new Phrase(loc), 50, height - 50, 0);
        }
        // add index
        for (int i = 0; i < locations.size(); i++) {
            Location loc = locations.get(i);
            if (i % MAX_ITEMS_PER_PAGE == 0)
                document.newPage();
            String text = loc.getID() + " " + (loc.getName() == null ? "???" : loc.getName());
            Chunk chunk = new Chunk("Page " + (loc.getPage() + 1) + ": " + text);
            chunk.setAction(PdfAction.gotoLocalPage("loc" + (loc.getPage() + 1), false));
            ColumnText.showTextAligned(canvas, Element.ALIGN_LEFT, new Phrase(chunk), 50,
                    height - 100 - (i % MAX_ITEMS_PER_PAGE) * 20, 0);
        }
        document.close();

        return true;
    } catch (Exception e) {
        System.err.println("Failed to overlay locations!");
        e.printStackTrace();
        return false;
    }
}