Examples with PDStream com.tom_roush.pdfbox.pdmodel.common.PDStream used on opensource projects

Example 1 with PDStream

use of com.tom_roush.pdfbox.pdmodel.common.PDStream in project PdfBox-Android by TomRoush.

the class PDPage method getContentStreams.

/**
 * Returns the content streams which make up this page.
 *
 * @return content stream iterator
 */
public Iterator<PDStream> getContentStreams() {
    List<PDStream> streams = new ArrayList<PDStream>();
    COSBase base = page.getDictionaryObject(COSName.CONTENTS);
    if (base instanceof COSStream) {
        streams.add(new PDStream((COSStream) base));
    } else if (base instanceof COSArray && ((COSArray) base).size() > 0) {
        COSArray array = (COSArray) base;
        for (int i = 0; i < array.size(); i++) {
            COSStream stream = (COSStream) array.getObject(i);
            streams.add(new PDStream(stream));
        }
    }
    return streams.iterator();
}

Example 2 with PDStream

use of com.tom_roush.pdfbox.pdmodel.common.PDStream in project PdfBox-Android by TomRoush.

the class PDPage method setContents.

/**
 * This will set the contents of this page.
 *
 * @param contents Array of new contents of the page.
 */
public void setContents(List<PDStream> contents) {
    COSArray array = new COSArray();
    for (PDStream stream : contents) {
        array.add(stream);
    }
    page.setItem(COSName.CONTENTS, array);
}

Example 3 with PDStream

use of com.tom_roush.pdfbox.pdmodel.common.PDStream in project PdfBox-Android by TomRoush.

the class PDCIDFontType2Embedder method buildCIDSet.

/**
 * Builds the CIDSet entry, required by PDF/A. This lists all CIDs in the font, including those
 * that don't have a GID.
 */
private void buildCIDSet(Map<Integer, Integer> cidToGid) throws IOException {
    int cidMax = Collections.max(cidToGid.keySet());
    byte[] bytes = new byte[cidMax / 8 + 1];
    for (int cid = 0; cid <= cidMax; cid++) {
        int mask = 1 << 7 - cid % 8;
        bytes[cid / 8] |= mask;
    }
    InputStream input = new ByteArrayInputStream(bytes);
    PDStream stream = new PDStream(document, input, COSName.FLATE_DECODE);
    fontDescriptor.setCIDSet(stream);
}

Example 4 with PDStream

use of com.tom_roush.pdfbox.pdmodel.common.PDStream in project PdfBox-Android by TomRoush.

the class TrueTypeEmbedder method buildFontFile2.

public void buildFontFile2(InputStream ttfStream) throws IOException {
    PDStream stream = new PDStream(document, ttfStream, COSName.FLATE_DECODE);
    // as the stream was closed within the PDStream constructor, we have to recreate it
    InputStream input = null;
    try {
        input = stream.createInputStream();
        ttf = new TTFParser().parseEmbedded(input);
        if (!isEmbeddingPermitted(ttf)) {
            throw new IOException("This font does not permit embedding");
        }
        if (fontDescriptor == null) {
            fontDescriptor = createFontDescriptor(ttf);
        }
    } finally {
        IOUtils.closeQuietly(input);
    }
    stream.getCOSObject().setLong(COSName.LENGTH1, ttf.getOriginalDataSize());
    fontDescriptor.setFontFile2(stream);
}

Example 5 with PDStream

use of com.tom_roush.pdfbox.pdmodel.common.PDStream in project PdfBox-Android by TomRoush.

the class PDFontDescriptor method getFontFile.

/**
 * A stream containing a Type 1 font program.
 *
 * @return A stream containing a Type 1 font program.
 */
public PDStream getFontFile() {
    PDStream retval = null;
    COSBase obj = dic.getDictionaryObject(COSName.FONT_FILE);
    if (obj instanceof COSStream) {
        retval = new PDStream((COSStream) obj);
    }
    return retval;
}