Package org.pdfclown.objects

Examples of org.pdfclown.objects.PdfStream

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    {streamObjects.add(contentsDataObject);}

    int streamIndex = -1;
    for(PdfDataObject streamObject : streamObjects)
    {
      PdfStream stream = (PdfStream)File.resolve(streamObject);
      IBuffer streamBody = stream.getBody();
      model.addRow(
        new Object[]
        {
          "(stream " + (++streamIndex) + ")",
          streamBody.getString(0, (int)streamBody.getLength())
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                dictionary,
                new Buffer(data),
                file
                );
            else // Generic stream.
              return new PdfStream(
                dictionary,
                new Buffer(data)
                );
          }
          else // Stand-alone dictionary.
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      {
        /*
          Approach 1: Modifying the existing data object.
        */
        // Get the existing data object from the corresponding indirect object!
        PdfStream toUnicodeStream = (PdfStream)toUnicodeReference.getDataObject();

        // Editing the data object...
        IBuffer streamBody = toUnicodeStream.getBody();
        streamBody.setLength(0); // Erases the stream content to prepare it for new content insertion.
        streamBody.append("... modified ..."); // Adds arbitrary contents (NOTE: this would NOT be done in a real ToUnicode stream! We are just testing the editing functionality...).
      }
      else
      {
        /*
          Approach 2: Creating a new data object.
        */
        // Create a new data object!
        PdfStream toUnicodeStream = new PdfStream();
        // Associate the new data object to the existing indirect object, replacing the old one!
        toUnicodeReference.setDataObject(toUnicodeStream);

        // Editing the data object...
        IBuffer streamBody = toUnicodeStream.getBody();
        streamBody.append("... created ..."); // Adds arbitrary contents (NOTE: this would NOT be done in a real ToUnicode stream! We are just testing the editing functionality...).
      }

      toUnicodeReference.getIndirectObject().update(); // Ensures that the indirect object is updated.
    }
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    Document context
    )
  {
    return new ImageXObject(
      context,
      new PdfStream(
        new PdfDictionary(
          new PdfName[]
          {
            PdfName.Width,
            PdfName.Height,
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    )
  {
    PdfDictionary descriptor = getDescriptor();
    if(descriptor.containsKey(PdfName.FontFile)) // Embedded noncompact Type 1 font.
    {
      PdfStream fontFileStream = (PdfStream)descriptor.resolve(PdfName.FontFile);
      PfbParser parser = new PfbParser(fontFileStream.getBody());
      return parser.parse();
    }
    else if(descriptor.containsKey(PdfName.FontFile3)) // Embedded compact Type 1 font.
    {
      PdfStream fontFileStream = (PdfStream)descriptor.resolve(PdfName.FontFile3);
      PdfName fontFileSubtype = (PdfName)fontFileStream.getHeader().get(PdfName.Subtype);
      if(fontFileSubtype.equals(PdfName.Type1C)) // CFF.
      {throw new NotImplementedException("Embedded CFF font file.");}
      else if(fontFileSubtype.equals(PdfName.OpenType)) // OpenFont/CFF.
      {throw new NotImplementedException("Embedded OpenFont/CFF font file.");}
      else
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  protected void load(
    )
  {
    if(getBaseDataObject().containsKey(PdfName.ToUnicode)) // To-Unicode explicit mapping.
    {
      PdfStream toUnicodeStream = (PdfStream)getBaseDataObject().resolve(PdfName.ToUnicode);
      CMapParser parser = new CMapParser(toUnicodeStream.getBody());
      codes = new BiMap<ByteArray,Integer>(parser.parse());
      symbolic = false;
    }

    onLoad();
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    Document context
    )
  {
    this(
      context,
      new PdfStream()
      );
  }
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        + "end\n"
        + "end\n"
        + "%%EndResource\n"
        + "%%EOF"
      );
    PdfStream cmapStream = new PdfStream(cmapBuffer);
    PdfDictionary cmapHead = cmapStream.getHeader();
    cmapHead.put(
      PdfName.Type,
      PdfName.CMap
      );
    cmapHead.put(
      PdfName.CMapName,
      new PdfName("Adobe-Identity-UCS")
      );
    cmapHead.put(
      PdfName.CIDSystemInfo,
      new PdfDictionary(
        new PdfName[]
        {
          PdfName.Registry,
          PdfName.Ordering,
          PdfName.Supplement
        },
        new PdfDirectObject[]
        {
          new PdfTextString("Adobe"),
          new PdfTextString("Identity"),
          new PdfInteger(0)
        }
        )
      ); // Generic predefined CMap (Identity-H/V (Adobe-Identity-0)) [PDF:1.6:5.6.4].
    font.put(
      PdfName.Encoding,
      getFile().register(cmapStream)
      );

    PdfStream gIdStream = new PdfStream(gIdBuffer);
    cidFont.put(
      PdfName.CIDToGIDMap,
      getFile().register(gIdStream)
      );

    cidFont.put(
      PdfName.W,
      new PdfArray(new PdfDirectObject[]{new PdfInteger(1),widthsObject})
      );

    toUnicodeBuffer.append(
      "endbfchar\n"
        + "endcmap\n"
        + "CMapName currentdict /CMap defineresource pop\n"
        + "end\n"
        + "end\n"
      );
    PdfStream toUnicodeStream = new PdfStream(toUnicodeBuffer);
    font.put(
      PdfName.ToUnicode,
      getFile().register(toUnicodeStream)
      );
  }
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        new PdfInteger(100)
        );
      // FontFile.
  //TODO:IMPL distinguish between truetype (FontDescriptor.FontFile2) and opentype (FontDescriptor.FontFile3 and FontStream.subtype=OpenType)!!!
      PdfReference fontFileReference = getFile().register(
        new PdfStream(
          new PdfDictionary(
            new PdfName[]{PdfName.Subtype},
            new PdfDirectObject[]{PdfName.OpenType}
            ),
          new Buffer(parser.fontData.toByteArray())
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    IInputStream stream
    )
  {
    super(
      context.getFile(),
      new PdfStream(
        new PdfDictionary(
          new PdfName[]{PdfName.Type},
          new PdfDirectObject[]{PdfName.EmbeddedFile}
          ),
        new Buffer(stream.toByteArray())
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Related Classes of org.pdfclown.objects.PdfStream

  • org.pdfclown.bytes.Buffer
  • org.pdfclown.documents.contents.Contents
  • org.pdfclown.documents.contents.entities.JpegImage
  • org.pdfclown.documents.contents.fonts.CompositeFont
  • org.pdfclown.documents.contents.fonts.Font
  • org.pdfclown.documents.contents.fonts.TrueTypeFont
  • org.pdfclown.documents.contents.fonts.Type1Font
  • org.pdfclown.documents.contents.xObjects.XObject
  • org.pdfclown.documents.fileSpecs.EmbeddedFile
  • org.pdfclown.documents.multimedia.Sound
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