Examples with PdfArray com.itextpdf.kernel.pdf.PdfArray used on opensource projects

Example 1 with PdfArray

use of com.itextpdf.kernel.pdf.PdfArray in project i7j-pdfsweep by itext.

the class PdfCleanUpProcessor method annotationIsToBeRedacted.

private boolean annotationIsToBeRedacted(PdfAnnotation annotation, Rectangle redactRegion) {
    // TODO(DEVSIX-1605,DEVSIX-1606,DEVSIX-1607,DEVSIX-1608,DEVSIX-1609)
    removeAnnotIfPartOverlap = true;
    PdfName annotationType = annotation.getPdfObject().getAsName(PdfName.Subtype);
    if (annotationType.equals(PdfName.Watermark)) {
        // TODO /FixedPrint entry effect is not fully investigated: DEVSIX-2471
        Logger logger = LoggerFactory.getLogger(PdfCleanUpProcessor.class);
        logger.warn(CleanUpLogMessageConstant.REDACTION_OF_ANNOTATION_TYPE_WATERMARK_IS_NOT_SUPPORTED);
    }
    PdfArray rectAsArray = annotation.getRectangle();
    Rectangle rect = null;
    if (rectAsArray != null) {
        rect = rectAsArray.toRectangle();
    }
    boolean annotationIsToBeRedacted = processAnnotationRectangle(redactRegion, rect);
    // Special processing for some types of annotations.
    if (PdfName.Link.equals(annotationType)) {
        PdfArray quadPoints = ((PdfLinkAnnotation) annotation).getQuadPoints();
        if (quadPointsForLinkAnnotationAreValid(rect, quadPoints)) {
            annotationIsToBeRedacted = processAnnotationQuadPoints(redactRegion, quadPoints);
        }
    } else if (annotationType.equals(PdfName.Highlight) || annotationType.equals(PdfName.Underline) || annotationType.equals(PdfName.Squiggly) || annotationType.equals(PdfName.StrikeOut)) {
        PdfArray quadPoints = ((PdfTextMarkupAnnotation) annotation).getQuadPoints();
        // The annotation dictionary’s AP entry, if present, shall take precedence over QuadPoints.
        if (quadPoints != null && annotation.getAppearanceDictionary() == null) {
            try {
                annotationIsToBeRedacted = processAnnotationQuadPoints(redactRegion, quadPoints);
            } catch (PdfException ignored) {
            // if quad points array cannot be processed, simply ignore it
            }
        }
    } else if (annotationType.equals(PdfName.Line)) {
        PdfArray line = ((PdfLineAnnotation) annotation).getLine();
        if (line != null) {
            Rectangle drawnLineRectangle = line.toRectangle();
            // Line annotation might contain line leaders, so let's double check overlapping with /Rect area, for simplicity.
            // TODO DEVSIX-1607
            annotationIsToBeRedacted = annotationIsToBeRedacted || processAnnotationRectangle(redactRegion, drawnLineRectangle);
        }
    }
    return annotationIsToBeRedacted;
}

Example 2 with PdfArray

use of com.itextpdf.kernel.pdf.PdfArray in project i7j-pdfsweep by itext.

the class PdfCleanUpProcessor method areColorSpacesDifferent.

static boolean areColorSpacesDifferent(PdfImageXObject originalImage, PdfImageXObject clearedImage) {
    PdfObject originalImageCS = originalImage.getPdfObject().get(PdfName.ColorSpace);
    PdfObject clearedImageCS = clearedImage.getPdfObject().get(PdfName.ColorSpace);
    if (originalImageCS == clearedImageCS) {
        return false;
    } else if (originalImageCS == null || clearedImageCS == null) {
        return true;
    } else if (originalImageCS.equals(clearedImageCS)) {
        return false;
    } else if (originalImageCS.isArray() && clearedImageCS.isArray()) {
        PdfArray originalCSArray = (PdfArray) originalImageCS;
        PdfArray clearedCSArray = (PdfArray) clearedImageCS;
        if (originalCSArray.size() != clearedCSArray.size()) {
            return true;
        }
        for (int i = 0; i < originalCSArray.size(); ++i) {
            PdfObject objectFromOriginal = originalCSArray.get(i);
            PdfObject objectFromCleared = clearedCSArray.get(i);
            if (!objectFromOriginal.equals(objectFromCleared)) {
                return true;
            }
        }
        return false;
    }
    return true;
}

Example 3 with PdfArray

use of com.itextpdf.kernel.pdf.PdfArray in project i7j-pdfsweep by itext.

the class PdfCleanUpTool method extractLocationsFromSingleRedactAnnotation.

/**
 * Note: annotation can consist not only of one area specified by the RECT entry, but also of multiple areas specified
 * by the QuadPoints entry in the annotation dictionary.
 */
private void extractLocationsFromSingleRedactAnnotation(PdfRedactAnnotation redactAnnotation) {
    List<Rectangle> regions;
    PdfArray quadPoints = redactAnnotation.getQuadPoints();
    if (quadPoints != null && !quadPoints.isEmpty()) {
        regions = translateQuadPointsToRectangles(quadPoints);
    } else {
        regions = new ArrayList<>();
        regions.add(redactAnnotation.getRectangle().toRectangle());
    }
    redactAnnotations.put(redactAnnotation, regions);
    int page = pdfDocument.getPageNumber(redactAnnotation.getPage());
    Color cleanUpColor = redactAnnotation.getInteriorColor();
    PdfDictionary ro = redactAnnotation.getRedactRolloverAppearance();
    if (ro != null) {
        cleanUpColor = null;
    }
    for (Rectangle region : regions) {
        addCleanupLocation(new PdfCleanUpLocation(page, region, cleanUpColor));
    }
}

Example 4 with PdfArray

use of com.itextpdf.kernel.pdf.PdfArray in project i7j-pdfsweep by itext.

the class PdfCleanUpFilter method filterStrokePath.

/**
 * Filter a PathRenderInfo object.
 *
 * @param path the PathRenderInfo object to be filtered
 * @return a filtered {@link com.itextpdf.kernel.geom.Path} object.
 */
com.itextpdf.kernel.geom.Path filterStrokePath(PathRenderInfo path) {
    PdfArray dashPattern = path.getLineDashPattern();
    LineDashPattern lineDashPattern = new LineDashPattern(dashPattern.getAsArray(0), dashPattern.getAsNumber(1).floatValue());
    return filterStrokePath(path.getPath(), path.getCtm(), path.getLineWidth(), path.getLineCapStyle(), path.getLineJoinStyle(), path.getMiterLimit(), lineDashPattern);
}

Example 5 with PdfArray

use of com.itextpdf.kernel.pdf.PdfArray in project i7j-pdfsweep by itext.

the class PdfAutoSweepTools method tentativeCleanUp.

/**
 * Perform tentative cleanup of areas of interest on a given {@link PdfPage}
 * This method will add all redaction annotations to the given page, allowing
 * the end-user to choose which redactions to keep or delete.
 *
 * @param pdfPage the page to clean up
 */
public void tentativeCleanUp(PdfPage pdfPage) {
    List<PdfCleanUpLocation> cleanUpLocations = getPdfCleanUpLocations(pdfPage);
    for (PdfCleanUpLocation loc : cleanUpLocations) {
        PdfString title = new PdfString("Annotation:" + annotationNumber);
        annotationNumber++;
        float[] color = loc.getCleanUpColor().getColorValue();
        // convert to annotation
        PdfAnnotation redact = new PdfRedactAnnotation(loc.getRegion()).setDefaultAppearance(new PdfString("Helvetica 12 Tf 0 g")).setTitle(title).put(PdfName.Subj, PdfName.Redact).put(PdfName.IC, new PdfArray(new float[] { 0f, 0f, 0f })).put(PdfName.OC, new PdfArray(color));
        pdfPage.addAnnotation(redact);
    }
}