Review

3

com/itextpdf/text/pdf/PdfWriter.java

addDirectImageSimple(Image, PdfIndirectReference)

class PdfWriter {
    /**
     * Adds an image to the document but not to the page resources.
     * It is used with templates and <CODE>Document.add(Image)</CODE>.
     * Use this method only if you know what you're doing!
     * @param image the <CODE>Image</CODE> to add
     * @param fixedRef the reference to used. It may be <CODE>null</CODE>,
     * a <CODE>PdfIndirectReference</CODE> or a <CODE>PRIndirectReference</CODE>.
     * @return the name of the image added
     * @throws PdfException on error
     * @throws DocumentException on error
     */
    public PdfName addDirectImageSimple(final Image image, final PdfIndirectReference fixedRef) throws PdfException, DocumentException {
        PdfName name;
        // if the images is already added, just retrieve the name
        if (images.containsKey(image.getMySerialId())) {
            name = images.get(image.getMySerialId());
        }
        // if it's a new image, add it to the document
        else {
            if (image.isImgTemplate()) {
                name = new PdfName("img" + images.size());
                if(image instanceof ImgWMF){
                    try {
                        ImgWMF wmf = (ImgWMF)image;
                        wmf.readWMF(PdfTemplate.createTemplate(this, 0, 0));
                    }
                    catch (Exception e) {
                        throw new DocumentException(e);
                    }
                }
            }
            else {
                PdfIndirectReference dref = image.getDirectReference();
                if (dref != null) {
                    PdfName rname = new PdfName("img" + images.size());
                    images.put(image.getMySerialId(), rname);
                    imageDictionary.put(rname, dref);
                    return rname;
                }
                Image maskImage = image.getImageMask();
                PdfIndirectReference maskRef = null;
                if (maskImage != null) {
                    PdfName mname = images.get(maskImage.getMySerialId());
                    maskRef = getImageReference(mname);
                }
                PdfImage i = new PdfImage(image, "img" + images.size(), maskRef);
                if (image instanceof ImgJBIG2) {
                    byte[] globals = ((ImgJBIG2) image).getGlobalBytes();
                    if (globals != null) {
                        PdfDictionary decodeparms = new PdfDictionary();
                        decodeparms.put(PdfName.JBIG2GLOBALS, getReferenceJBIG2Globals(globals));
                        i.put(PdfName.DECODEPARMS, decodeparms);
                    }
                }
                if (image.hasICCProfile()) {
                    PdfICCBased icc = new PdfICCBased(image.getICCProfile(), image.getCompressionLevel());
                    PdfIndirectReference iccRef = add(icc);
                    PdfArray iccArray = new PdfArray();
                    iccArray.add(PdfName.ICCBASED);
                    iccArray.add(iccRef);
                    PdfArray colorspace = i.getAsArray(PdfName.COLORSPACE);
                    if (colorspace != null) {
                        if (colorspace.size() > 1 && PdfName.INDEXED.equals(colorspace.getPdfObject(0)))
                            colorspace.set(1, iccArray);
                        else
                            i.put(PdfName.COLORSPACE, iccArray);
                    }
                    else
                        i.put(PdfName.COLORSPACE, iccArray);
                }
                add(i, fixedRef);
                name = i.name();
            }
            images.put(image.getMySerialId(), name);
        }
        return name;
    }

}