Example usage for org.apache.pdfbox.cos COSName SIZE

Introduction

In this page you can find the example usage for org.apache.pdfbox.cos COSName SIZE.

Prototype

COSName SIZE

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Usage

From source file:com.aaasec.sigserv.csspsupport.pdfbox.modifications.CsCOSWriter.java

License:Apache License

/**
 * This will write the trailer to the PDF document.
 *
 * @param doc The document to create the trailer for.
 *
 * @throws IOException If there is an IOError while writing the document.
 * @throws COSVisitorException If there is an error while generating the
 * data./*from   w  ww. j  a  v  a  2 s.c om*/
 */
protected void doWriteTrailer(COSDocument doc) throws IOException, COSVisitorException {
    getStandardOutput().write(TRAILER);
    getStandardOutput().writeEOL();

    COSDictionary trailer = doc.getTrailer();
    //sort xref, needed only if object keys not regenerated
    Collections.sort(getXRefEntries());
    COSWriterXRefEntry lastEntry = getXRefEntries().get(getXRefEntries().size() - 1);
    trailer.setInt(COSName.SIZE, (int) lastEntry.getKey().getNumber() + 1);
    // Only need to stay, if an incremental update will be performed
    if (!incrementalUpdate) {
        trailer.removeItem(COSName.PREV);
    }
    // Remove a checksum if present
    trailer.removeItem(COSName.DOC_CHECKSUM);

    trailer.accept(this);
}

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From source file:org.apache.fop.render.pdf.pdfbox.PSPDFGraphics2D.java

License:Apache License

private static Function getFunction(PDFunction f) throws IOException {
    if (f instanceof PDFunctionType3) {
        PDFunctionType3 sourceFT3 = (PDFunctionType3) f;
        float[] bounds = sourceFT3.getBounds().toFloatArray();
        COSArray sourceFunctions = sourceFT3.getFunctions();
        List<Function> targetFunctions = new ArrayList<Function>();
        for (int j = 0; j < sourceFunctions.size(); j++) {
            targetFunctions.add(getFunction(PDFunction.create(sourceFunctions.get(j))));
        }/*from ww w.  ja  v  a  2 s. c  o  m*/
        return new Function(null, null, targetFunctions, toList(bounds), null);
    } else if (f instanceof PDFunctionType2) {
        PDFunctionType2 sourceFT2 = (PDFunctionType2) f;
        double interpolation = (double) sourceFT2.getN();
        float[] c0 = sourceFT2.getC0().toFloatArray();
        float[] c1 = sourceFT2.getC1().toFloatArray();
        return new Function(null, null, c0, c1, interpolation);
    } else if (f instanceof PDFunctionType0) {
        COSDictionary s = f.getCOSObject();
        assert s instanceof COSStream;
        COSStream stream = (COSStream) s;
        COSArray encode = (COSArray) s.getDictionaryObject(COSName.ENCODE);
        COSArray domain = (COSArray) s.getDictionaryObject(COSName.DOMAIN);
        COSArray range = (COSArray) s.getDictionaryObject(COSName.RANGE);
        int bits = ((COSInteger) s.getDictionaryObject(COSName.BITS_PER_SAMPLE)).intValue();
        COSArray size = (COSArray) s.getDictionaryObject(COSName.SIZE);
        byte[] x = IOUtils.toByteArray(stream.getUnfilteredStream());
        for (byte y : x) {
            if (y != 0) {
                return new Function(floatArrayToDoubleList(domain.toFloatArray()),
                        floatArrayToDoubleList(range.toFloatArray()),
                        floatArrayToDoubleList(encode.toFloatArray()), x, bits, toList(size));
            }
        }
        return null;
    }
    throw new IOException("Unsupported " + f.toString());
}

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