Example usage for org.apache.pdfbox.pdmodel.font.encoding Encoding getInstance

Introduction

In this page you can find the example usage for org.apache.pdfbox.pdmodel.font.encoding Encoding getInstance.

Prototype

public static Encoding getInstance(COSName name) 

Source Link

Document

This will get an encoding by name.

Usage

From source file:org.apache.fop.render.pdf.pdfbox.FOPPDFSingleByteFont.java

License:Apache License

private Map<Integer, String> getCodeToName(Encoding encoding) {
    Map<Integer, String> codeToName = new HashMap<Integer, String>();
    if (encoding != null) {
        COSBase cos = null;//from   ww  w  . ja  v a2 s.c  om
        if (!(encoding instanceof BuiltInEncoding)) {
            cos = encoding.getCOSObject();
        }
        if (cos instanceof COSDictionary) {
            COSDictionary enc = (COSDictionary) cos;
            COSName baseEncodingName = (COSName) enc.getDictionaryObject(COSName.BASE_ENCODING);
            if (baseEncodingName != null) {
                Encoding baseEncoding = Encoding.getInstance(baseEncodingName);
                codeToName.putAll(baseEncoding.getCodeToNameMap());
            }
            COSArray differences = (COSArray) enc.getDictionaryObject(COSName.DIFFERENCES);
            int currentIndex = -1;
            for (int i = 0; differences != null && i < differences.size(); i++) {
                COSBase next = differences.getObject(i);
                if (next instanceof COSNumber) {
                    currentIndex = ((COSNumber) next).intValue();
                } else if (next instanceof COSName) {
                    COSName name = (COSName) next;
                    codeToName.put(currentIndex++, name.getName());
                }
            }
        } else {
            return encoding.getCodeToNameMap();
        }
    }
    return codeToName;
}

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