Package com.lowagie.text.pdf

Examples of com.lowagie.text.pdf.PdfArray


                filterMethod = is.read();
                interlaceMethod = is.read();
            }
            else if (PLTE.equals(marker)) {
                if (colorType == 3) {
                    PdfArray colorspace = new PdfArray();
                    colorspace.add(PdfName.INDEXED);
                    colorspace.add(getColorspace());
                    colorspace.add(new PdfNumber(len / 3 - 1));
                    ByteBuffer colortable = new ByteBuffer();
                    while ((len--) > 0) {
                        colortable.append_i(is.read());
                    }
                    colorspace.add(new PdfString(colorTable = colortable.toByteArray()));
                    additional.put(PdfName.COLORSPACE, colorspace);
                }
                else {
                    Utilities.skip(is, len);
                }
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                return PdfName.DEVICEGRAY;
            else
                return PdfName.DEVICERGB;
        }
        else {
            PdfArray array = new PdfArray();
            PdfDictionary dic = new PdfDictionary();
            if ((colorType & 2) == 0) {
                if (gamma == 1f)
                    return PdfName.DEVICEGRAY;
                array.add(PdfName.CALGRAY);
                dic.put(PdfName.GAMMA, new PdfNumber(gamma));
                dic.put(PdfName.WHITEPOINT, new PdfLiteral("[1 1 1]"));
                array.add(dic);
            }
            else {
                PdfObject wp = new PdfLiteral("[1 1 1]");
                array.add(PdfName.CALRGB);
                if (gamma != 1f) {
                    PdfArray gm = new PdfArray();
                    PdfNumber n = new PdfNumber(gamma);
                    gm.add(n);
                    gm.add(n);
                    gm.add(n);
                    dic.put(PdfName.GAMMA, gm);
                }
                if (hasCHRM) {
                    float z = yW*((xG-xB)*yR-(xR-xB)*yG+(xR-xG)*yB);
                    float YA = yR*((xG-xB)*yW-(xW-xB)*yG+(xW-xG)*yB)/z;
                    float XA = YA*xR/yR;
                    float ZA = YA*((1-xR)/yR-1);
                    float YB = -yG*((xR-xB)*yW-(xW-xB)*yR+(xW-xR)*yB)/z;
                    float XB = YB*xG/yG;
                    float ZB = YB*((1-xG)/yG-1);
                    float YC = yB*((xR-xG)*yW-(xW-xG)*yW+(xW-xR)*yG)/z;
                    float XC = YC*xB/yB;
                    float ZC = YC*((1-xB)/yB-1);
                    float XW = XA+XB+XC;
                    float YW = 1;//YA+YB+YC;
                    float ZW = ZA+ZB+ZC;
                    PdfArray wpa = new PdfArray();
                    wpa.add(new PdfNumber(XW));
                    wpa.add(new PdfNumber(YW));
                    wpa.add(new PdfNumber(ZW));
                    wp = wpa;
                    PdfArray matrix = new PdfArray();
                    matrix.add(new PdfNumber(XA));
                    matrix.add(new PdfNumber(YA));
                    matrix.add(new PdfNumber(ZA));
                    matrix.add(new PdfNumber(XB));
                    matrix.add(new PdfNumber(YB));
                    matrix.add(new PdfNumber(ZB));
                    matrix.add(new PdfNumber(XC));
                    matrix.add(new PdfNumber(YC));
                    matrix.add(new PdfNumber(ZC));
                    dic.put(PdfName.MATRIX, matrix);
                }
                dic.put(PdfName.WHITEPOINT, wp);
                array.add(dic);
            }
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            skip();
       
        Image img = null;
        try {
            img = new ImgRaw(iw, ih, 1, m_bpc, m_out);
            PdfArray colorspace = new PdfArray();
            colorspace.add(PdfName.INDEXED);
            colorspace.add(PdfName.DEVICERGB);
            int len = m_curr_table.length;
            colorspace.add(new PdfNumber(len / 3 - 1));
            colorspace.add(new PdfString(m_curr_table));
            PdfDictionary ad = new PdfDictionary();
            ad.put(PdfName.COLORSPACE, colorspace);
            img.setAdditional(ad);
            if (transparency) {
                img.setTransparency(new int[]{transIndex, transIndex});
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        return null;
    }
   
    private Image indexedModel(byte bdata[], int bpc, int paletteEntries) throws BadElementException {
        Image img = new ImgRaw(width, height, 1, bpc, bdata);
        PdfArray colorspace = new PdfArray();
        colorspace.add(PdfName.INDEXED);
        colorspace.add(PdfName.DEVICERGB);
        byte np[] = getPalette(paletteEntries);
        int len = np.length;
        colorspace.add(new PdfNumber(len / 3 - 1));
        colorspace.add(new PdfString(np));
        PdfDictionary ad = new PdfDictionary();
        ad.put(PdfName.COLORSPACE, colorspace);
        img.setAdditional(ad);
        return img;
    }
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            PdfDictionary gsDic = extGState.getAsDict(dictionaryName);
            if (gsDic == null)
                throw new IllegalArgumentException(MessageLocalization.getComposedMessage("1.is.an.unknown.graphics.state.dictionary", dictionaryName));
           
            // at this point, all we care about is the FONT entry in the GS dictionary
            PdfArray fontParameter = gsDic.getAsArray(PdfName.FONT);
            if (fontParameter != null){
                CMapAwareDocumentFont font = new CMapAwareDocumentFont((PRIndirectReference)fontParameter.getPdfObject(0));
                float size = fontParameter.getAsNumber(1).floatValue();
               
                processor.gs().font = font;
                processor.gs().fontSize = size;
            }           
        }
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              break;
            case PdfObject.ARRAY:
              // Stitch together all content before calling processContent(), because
              // processContent() resets state.
              final ByteArrayOutputStream allBytes = new ByteArrayOutputStream();
              final PdfArray contentArray = (PdfArray) contentObject;
              final ListIterator iter = contentArray.listIterator();
              while (iter.hasNext())
              {
                final PdfObject element = (PdfObject) iter.next();
                allBytes.write(getContentBytesFromContentObject(element));
              }
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    /**
     * A content operator implementation (TJ).
     */
    private static class ShowTextArray implements ContentOperator{
        public void invoke(PdfContentStreamProcessor processor, PdfLiteral operator, ArrayList operands) {
            PdfArray array = (PdfArray)operands.get(0);
            float tj = 0;
            for (Iterator i = array.listIterator(); i.hasNext(); ) {
              Object entryObj = i.next();
                if (entryObj instanceof PdfString){
                    processor.displayPdfString((PdfString)entryObj);
                    tj = 0;
                } else {
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     * Replaces CalRGB and CalGray colorspaces with DeviceRGB and DeviceGray.
     */   
    public void simplifyColorspace() {
        if (additional == null)
            return;
        PdfArray value = additional.getAsArray(PdfName.COLORSPACE);
        if (value == null)
            return;
        PdfObject cs = simplifyColorspace(value);
        PdfObject newValue;
        if (cs.isName())
            newValue = cs;
        else {
            newValue = value;
            PdfName first = value.getAsName(0);
            if (PdfName.INDEXED.equals(first)) {
                if (value.size() >= 2) {
                    PdfArray second = value.getAsArray(1);
                    if (second != null) {
                        value.set(1, simplifyColorspace(second));
                    }
                }
            }
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      ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, p3, 50, 500, 0);
      cb.endLayer();
      cb.sanityCheck();
     
      PdfOCProperties p = writer.getOCProperties();
      PdfArray order = new PdfArray();
      order.add(l1.getRef());
      order.add(l2.getRef());
      order.add(l3.getRef());
      PdfDictionary d = new PdfDictionary();
      d.put(PdfName.ORDER, order);
      p.put(PdfName.D, d);
      // step 5
      document.close();
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            ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, p3, 50, 500, 0);
            cb.endLayer();
            cb.sanityCheck();
           
            PdfOCProperties p = writer.getOCProperties();
            PdfArray order = new PdfArray();
            order.add(l1.getRef());
            PdfArray group = new PdfArray();
            group.add(new PdfString("A group of two", PdfObject.TEXT_UNICODE));
            group.add(l2.getRef());
            group.add(l3.getRef());
            order.add(group);
            PdfDictionary d = new PdfDictionary();
            d.put(PdfName.ORDER, order);
            p.put(PdfName.D, d);
            // step 5
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