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

Example 16 with PDStream

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

the class PDCIDFontType2Embedder method buildToUnicodeCMap.

private void buildToUnicodeCMap(Map<Integer, Integer> newGIDToOldCID) throws IOException {
    ToUnicodeWriter toUniWriter = new ToUnicodeWriter();
    boolean hasSurrogates = false;
    for (int gid = 1, max = ttf.getMaximumProfile().getNumGlyphs(); gid <= max; gid++) {
        // optional CID2GIDMap for subsetting
        int cid;
        if (newGIDToOldCID != null) {
            if (!newGIDToOldCID.containsKey(gid)) {
                continue;
            } else {
                cid = newGIDToOldCID.get(gid);
            }
        } else {
            cid = gid;
        }
        // skip composite glyph components that have no code point
        // old GID -> Unicode
        List<Integer> codes = cmapLookup.getCharCodes(cid);
        if (codes != null) {
            // use the first entry even for ambiguous mappings
            int codePoint = codes.get(0);
            if (codePoint > 0xFFFF) {
                hasSurrogates = true;
            }
            toUniWriter.add(cid, new String(new int[] { codePoint }, 0, 1));
        }
    }
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    toUniWriter.writeTo(out);
    InputStream cMapStream = new ByteArrayInputStream(out.toByteArray());
    PDStream stream = new PDStream(document, cMapStream, COSName.FLATE_DECODE);
    // surrogate code points, requires PDF 1.5
    if (hasSurrogates) {
        float version = document.getVersion();
        if (version < 1.5) {
            document.setVersion(1.5f);
        }
    }
    dict.setItem(COSName.TO_UNICODE, stream);
}

Example 17 with PDStream

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

the class PDFontDescriptor method getFontFile2.

/**
 * A stream containing a true type font program.
 *
 * @return A stream containing a true type font program.
 */
public PDStream getFontFile2() {
    PDStream retval = null;
    COSBase obj = dic.getDictionaryObject(COSName.FONT_FILE2);
    if (obj instanceof COSStream) {
        retval = new PDStream((COSStream) obj);
    }
    return retval;
}

Example 18 with PDStream

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

the class PDFontDescriptor method getFontFile3.

/**
 * A stream containing a font program that is not true type or type 1.
 *
 * @return A stream containing a font program.
 */
public PDStream getFontFile3() {
    PDStream retval = null;
    COSBase obj = dic.getDictionaryObject(COSName.FONT_FILE3);
    if (obj instanceof COSStream) {
        retval = new PDStream((COSStream) obj);
    }
    return retval;
}