Examples with PdfContentByte com.itextpdf.text.pdf.PdfContentByte used on opensource projects

Example 16 with PdfContentByte

use of com.itextpdf.text.pdf.PdfContentByte in project trainning by fernandotomasio.

the class TCATrainningDocumentODF method createAnexo3.

private void createAnexo3(String file) {
    try {
        document.newPage();
        PdfReader reader = new PdfReader(file);
        int n = reader.getNumberOfPages();
        PdfImportedPage page;
        for (int i = 1; i <= n; i++) {
            page = writer.getImportedPage(reader, i);
            // Image imagePage = Image.getInstance(page);
            // imagePage.scaleToFit(PageSize.A4.getWidth(), PageSize.A4.getHeight());
            PdfContentByte cb = writer.getDirectContent();
            cb.addTemplate(page, 0, 0);
            document.newPage();
        // document.add(imagePage);
        }
    } catch (IOException ex) {
        Logger.getLogger(TCATrainningDocumentODF.class.getName()).log(Level.SEVERE, null, ex);
    }
}

Example 17 with PdfContentByte

use of com.itextpdf.text.pdf.PdfContentByte in project TranskribusCore by Transkribus.

the class TrpPdfDocument method addUniformText.

private void addUniformText(PcGtsType pc, int cutoffLeft, int cutoffTop, ExportCache cache) throws DocumentException, IOException {
    PdfContentByte cb = writer.getDirectContentUnder();
    cb.setColorFill(BaseColor.BLACK);
    cb.setColorStroke(BaseColor.BLACK);
    /**
     * The path to the font.
     */
    // FontFactory.register("c:/windows/fonts/arialbd.ttf");
    // BaseFont bf = BaseFont.createFont("/fonts/arialbd.ttf", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
    cb.beginLayer(ocrLayer);
    // FontFactory.register("arialbd.ttf", "my_bold_font");
    // Font fontTest = FontFactory.getFont("arialbd.ttf", Font.BOLDITALIC);
    cb.setFontAndSize(bfArial, 10);
    List<TrpRegionType> regions = pc.getPage().getTextRegionOrImageRegionOrLineDrawingRegion();
    /*
		 * use reading order comparator for sorting since at this time reading order is more trustable
		 * other sorting is not transitive and seldomly produces "Comparison violates its general contract" exception
		 */
    Collections.sort(regions, new TrpElementReadingOrderComparator<RegionType>(true));
    // Collections.sort(regions, new TrpElementCoordinatesComparator<RegionType>());
    float textBlockXStart = 0;
    int i = 0;
    for (TrpRegionType r : regions) {
        // TODO add paths for tables etc.
        if (r instanceof TrpTableRegionType) {
            exportTable(r, cb, cutoffLeft, cutoffTop, true, cache);
        } else if (r instanceof TrpTextRegionType) {
            TrpTextRegionType tr = (TrpTextRegionType) r;
            // compute average text region start
            // textBlockXStart = (float) (PageXmlUtils.buildPolygon(tr.getCoords().getPoints()).getBounds().getMinX());
            // double minX = PageXmlUtils.buildPolygon(tr.getCoords().getPoints()).getBounds().getMinX();
            // this should result in the the same value as the method in the line above which is deprecated
            double minX = tr.getBoundingBox().getMinX();
            double maxX = tr.getBoundingBox().getMaxX();
            double trWidth = tr.getBoundingBox().getWidth();
            // if (hasSmallerColumn(regions, tr)){
            if (isOnlyRegionInThisRow(regions, tr)) {
                // if (regions.size() == 1){
                logger.debug("only one region in this row!!");
                // indent start of text block under certain preconditions
                if (minX < twelfthPoints[1][0] && (twelfthPoints[1][0] < maxX && trWidth > twelfthPoints[2][0])) {
                    textBlockXStart = twelfthPoints[1][0];
                } else // if textregion contains only one line this is probably a headline
                if (tr.getTextLine().size() == 1) {
                    // logger.debug("tr.getTextLine().size() == 1 ");
                    textBlockXStart = getPrintregionStartX((float) (minX), tr.getBoundingBox().getMaxX());
                } else if (twelfthPoints[2][0] < maxX && trWidth > twelfthPoints[3][0]) {
                    // logger.debug("twelfthPoints[2][0] < tr.getBoundingBox().getMaxX() ");
                    textBlockXStart = twelfthPoints[2][0];
                } else {
                    textBlockXStart = (float) minX;
                }
            } else {
                logger.debug("several columns found, minX of text region is : " + minX);
                // float startWithThisX = (float) (minX < smallerRegionMaxX ? smallerRegionMaxX : minX);
                // textBlockXStart = getPrintregionStartX((float) (startWithThisX));
                /*
					 * this is then used for all lines of a region as start point
					 */
                textBlockXStart = getAverageBeginningOfBaselines(tr);
                textBlockXStart += 40;
            }
            // logger.debug("textBlockXStart " + textBlockXStart);
            addUniformTextFromTextRegion(tr, cb, cutoffLeft, cutoffTop, bfArial, textBlockXStart, cache);
        }
    }
    cb.endLayer();
// addTocLinks(doc, page,cutoffTop);
}

Example 18 with PdfContentByte

use of com.itextpdf.text.pdf.PdfContentByte in project TranskribusCore by Transkribus.

the class TrpPdfDocument method addTags.

public void addTags(TrpDoc doc, Set<Integer> pageIndices, boolean useWordLevel2, ExportCache cache) throws DocumentException, IOException {
    PdfContentByte cb = writer.getDirectContentUnder();
    document.newPage();
    int l = 0;
    float posY;
    // BaseFont bf = BaseFont.createFont(BaseFont.TIMES_ROMAN, "UTF-8", BaseFont.NOT_EMBEDDED, true, null, null);
    Set<String> wantedTags = cache.getOnlySelectedTagnames(CustomTagFactory.getRegisteredTagNames());
    // logger.debug("selectedTags Size " + selectedTags.size());
    for (String currTagname : wantedTags) {
        double lineHeight = 12 / scaleFactorY;
        double lineGap = 4 / scaleFactorY;
        // logger.debug("currTagname " + currTagname);
        // get all custom tags with currTagname and text
        HashMap<CustomTag, String> allTagsOfThisTagname = cache.getTags(currTagname);
        // logger.debug("all Tags Of This Tagname " + currTagname);
        if (allTagsOfThisTagname.size() > 0) {
            posY = (float) (twelfthPoints[1][1] + (lineHeight + lineGap) * l);
            if (posY > twelfthPoints[10][1]) {
                document.newPage();
                posY = twelfthPoints[1][1];
                l = 0;
            }
            l++;
            String color = CustomTagFactory.getTagColor(currTagname);
            addUniformTagList(lineHeight, twelfthPoints[1][0], posY, "", currTagname + " Tags:", "", cb, 0, 0, bfArial, twelfthPoints[1][0], false, color, 0, false);
            // addUniformStringTest(lineMeanHeight, twelfthPoints[1][0], posY, currTagname + " Tags:", cb, 0, 0, bfArial, twelfthPoints[1][0], false, color, 0);
            Collection<String> valueSet = allTagsOfThisTagname.values();
            Collection<CustomTag> keySet = allTagsOfThisTagname.keySet();
            HashSet<String> uniqueValues = new HashSet<String>();
            Iterator<CustomTag> it = keySet.iterator();
            while (it.hasNext()) {
                CustomTag currEntry = it.next();
                String currValue = allTagsOfThisTagname.get(currEntry);
                // case for gap tag
                if (currValue == null) {
                    currValue = "";
                }
                String expansion = "";
                // handles continued tags over several lines
                while (currEntry.isContinued() && it.hasNext()) {
                    currEntry = it.next();
                    if (currEntry.isContinued()) {
                        String continued = allTagsOfThisTagname.get(currEntry);
                        currValue = currValue.concat(continued);
                        // soft hyphen
                        currValue = currValue.replaceAll("\u00AD", "");
                        // minus
                        currValue = currValue.replaceAll("\u002D", "");
                        // not sign
                        currValue = currValue.replaceAll("\u00AC", "");
                    // char c = 0xFFFA; String.valueOf(c).replaceAll("\\p{C}", "?");
                    }
                }
                boolean rtl = false;
                if (!currValue.isEmpty() && textIsRTL(currValue)) {
                    rtl = true;
                    // logger.debug("rtl tag found " + currValue);
                    currValue = reverseString(currValue);
                }
                String searchText = currValue;
                if (currTagname.equals(CommentTag.TAG_NAME)) {
                    CommentTag ct = (CommentTag) currEntry;
                    if (ct.getComment() != "") {
                        if (!rtl)
                            expansion = ": " + ct.getComment();
                        else
                            expansion = ct.getComment() + " :";
                    }
                // currValue = currValue.concat(": " + ct.getComment());
                // logger.debug("comment " + currValue);
                } else if (currTagname.equals(AbbrevTag.TAG_NAME)) {
                    AbbrevTag at = (AbbrevTag) currEntry;
                    if (at.getExpansion() != "")
                        if (!rtl)
                            expansion = ": " + at.getExpansion();
                        else
                            expansion = at.getExpansion() + " :";
                } else if (currTagname.equals(GapTag.TAG_NAME)) {
                    GapTag at = (GapTag) currEntry;
                    currValue = currEntry.getTextOfShape();
                    searchText = currValue;
                    int offset = Math.max(at.getOffset(), currValue.length() - 1);
                    String sub1 = currValue.substring(0, offset);
                    String sub2 = currValue.substring(offset);
                    String exp = (String) at.getAttributeValue("supplied");
                    if (exp != null && exp != "") {
                        currValue = sub1.concat("[" + exp + "]").concat(sub2);
                    // expansion = "[" + (String) at.getAttributeValue("supplied") + "]";
                    } else // no supplied attribute - gap must not be in the tag list
                    {
                        continue;
                    }
                } else if (currTagname.equals(SuppliedTag.TAG_NAME)) {
                }
                // make sure that similar tags are only exported once
                if (!uniqueValues.contains(currValue)) {
                    uniqueValues.add(currValue);
                    posY = (float) (twelfthPoints[1][1] + (lineHeight + lineGap) * l);
                    if (posY > twelfthPoints[11][1]) {
                        document.newPage();
                        posY = twelfthPoints[1][1];
                        l = 1;
                    }
                    addUniformTagList(lineHeight, twelfthPoints[1][0], posY, searchText, currValue, expansion, cb, 0, 0, bfArial, twelfthPoints[1][0], true, null, 0, rtl);
                    // logger.debug("tag value is " + currValue);
                    l++;
                }
            }
            l++;
        }
    }
}

Example 19 with PdfContentByte

use of com.itextpdf.text.pdf.PdfContentByte in project TranskribusCore by Transkribus.

the class TrpPdfDocument method addTitlePage.

public void addTitlePage(TrpDoc doc) {
    document.newPage();
    PdfContentByte cb = writer.getDirectContentUnder();
    float lineHeight = twelfthPoints[1][0] / 3;
    float posY = twelfthPoints[1][1];
    addTitleString("Title Page", posY, 0, (float) (lineHeight * 1.5), cb, bfArialBoldItalic);
    posY += lineHeight * 2;
    TrpDocMetadata docMd = doc.getMd();
    if (writeDocMd("Title: ", docMd.getTitle(), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.5;
    }
    if (writeDocMd("Author: ", docMd.getAuthor(), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.5;
    }
    lineHeight = twelfthPoints[1][0] / 6;
    if (writeDocMd("Description: ", docMd.getDesc(), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.2;
    }
    if (writeDocMd("Genre: ", docMd.getGenre(), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.2;
    }
    if (writeDocMd("Writer: ", docMd.getWriter(), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.2;
    }
    if (docMd.getScriptType() != null) {
        if (writeDocMd("Scripttype: ", docMd.getScriptType().toString(), posY, 0, lineHeight, cb, bfArialItalic)) {
            posY += lineHeight * 1.2;
        }
    }
    if (writeDocMd("Language: ", docMd.getLanguage(), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.2;
    }
    if (writeDocMd("Number of Pages in whole Document: ", String.valueOf(docMd.getNrOfPages()), posY, 0, lineHeight, cb, bfArialItalic)) {
        posY += lineHeight * 1.2;
    }
    if (docMd.getCreatedFromDate() != null) {
        if (writeDocMd("Created From: ", docMd.getCreatedFromDate().toString(), posY, 0, lineHeight, cb, bfArialItalic)) {
            posY += lineHeight * 1.2;
        }
    }
    if (docMd.getCreatedToDate() != null) {
        if (writeDocMd("Created To: ", docMd.getCreatedToDate().toString(), posY, 0, lineHeight, cb, bfArialItalic)) {
            posY += lineHeight * 1.5;
        }
    }
    // --- Export settings section
    lineHeight = twelfthPoints[1][0] / 3;
    addTitleString("Export Settings: ", posY, twelfthPoints[1][0], lineHeight, cb, bfArialBoldItalic);
    String imageSetting = (imgOnly ? "Images without text layer" : "Images with text layer");
    String extraTextSetting = (extraTextPage ? "Extra pages for transcribed text are added" : "");
    String blackeningSetting = (doBlackening ? "Sensible data is invisible" : "Sensible data is shown if existent");
    String tagSetting = (highlightTags ? "Tags are highlighted (colored lines) and added at the end" : "No tags shown in export");
    lineHeight = twelfthPoints[1][0] / 6;
    posY += lineHeight * 1.5;
    addTitleString(imageSetting + " / " + extraTextSetting + " / " + blackeningSetting + " / " + tagSetting, posY, twelfthPoints[1][0], lineHeight, cb, bfArialBoldItalic);
    // --- Export settings section end
    // --- Editorial declaration section
    lineHeight = twelfthPoints[1][0] / 3;
    posY += lineHeight * 1.5;
    List<EdFeature> efl = doc.getEdDeclList();
    if (efl.size() >= 0) {
        addTitleString("Editorial Declaration: ", posY, twelfthPoints[1][0], lineHeight, cb, bfArialBoldItalic);
        posY += lineHeight * 1.5;
        lineHeight = twelfthPoints[1][0] / 6;
    }
    for (EdFeature edfeat : efl) {
        addTitleString(edfeat.getTitle() + ": " + edfeat.getDescription() + "\n" + edfeat.getSelectedOption().toString(), posY, twelfthPoints[1][0], lineHeight, cb, bfArial);
        // posY += lineHeight;
        // addTitleString(edfeat.getSelectedOption().toString(), posY, twelfthPoints[1][0], lineHeight, cb, bfArial);
        posY += lineHeight * 1.5;
    }
// --- Editorial declaration section	end
}

Example 20 with PdfContentByte

use of com.itextpdf.text.pdf.PdfContentByte in project mica2 by obiba.

the class PdfUtils method addImage.

public static void addImage(byte[] input, OutputStream output, Image image, String placeholder) throws IOException, DocumentException {
    try (PdfReaderAutoclosable pdfReader = new PdfReaderAutoclosable(input);
        PdfStamperAutoclosable pdfStamper = new PdfStamperAutoclosable(pdfReader, output)) {
        AcroFields form = pdfStamper.getAcroFields();
        List<AcroFields.FieldPosition> positions = form.getFieldPositions(placeholder);
        positions.forEach(p -> {
            image.scaleToFit(p.position.getWidth(), p.position.getHeight());
            image.setAbsolutePosition(p.position.getLeft() + (p.position.getWidth() - image.getScaledWidth()) / 2, p.position.getBottom() + (p.position.getHeight() - image.getScaledHeight()) / 2);
            PdfContentByte cb = pdfStamper.getOverContent(p.page);
            try {
                cb.addImage(image);
            } catch (DocumentException e) {
                throw Throwables.propagate(e);
            }
        });
    }
}