Example usage for org.apache.pdfbox.cos COSArray toFloatArray

Introduction

In this page you can find the example usage for org.apache.pdfbox.cos COSArray toFloatArray.

Prototype

public float[] toFloatArray() 

Source Link

Document

This will take an COSArray of numbers and convert it to a float[].

Usage

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

License:Apache License

private void readFontBBox(COSBase b) throws IOException {
    if (b instanceof COSDictionary) {
        COSDictionary dict = (COSDictionary) b;
        for (Map.Entry<COSName, COSBase> n : dict.entrySet()) {
            readFontBBox(n.getValue());/*from   w ww.j av  a2  s.com*/
            if (n.getKey() == COSName.FONT_BBOX) {
                COSArray w = (COSArray) n.getValue();
                float[] bboxf = w.toFloatArray();
                int[] bbox = new int[bboxf.length];
                for (int i = 0; i < bbox.length; i++) {
                    bbox[i] = (int) bboxf[i];
                }
                setFontBBox(bbox);
            }
        }
    } else if (b instanceof COSObject) {
        COSObject o = (COSObject) b;
        readFontBBox(o.getObject());
    } else if (b instanceof COSArray) {
        COSArray o = (COSArray) b;
        for (int i = 0; i < o.size(); i++) {
            readFontBBox(o.get(i));
        }
    }
}

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From source file:org.apache.fop.render.pdf.pdfbox.PSPDFGraphics2D.java

License:Apache License

private static Function getFunction(PDFunction f) throws IOException {
    if (f instanceof PDFunctionType3) {
        PDFunctionType3 sourceFT3 = (PDFunctionType3) f;
        float[] bounds = sourceFT3.getBounds().toFloatArray();
        COSArray sourceFunctions = sourceFT3.getFunctions();
        List<Function> targetFunctions = new ArrayList<Function>();
        for (int j = 0; j < sourceFunctions.size(); j++) {
            targetFunctions.add(getFunction(PDFunction.create(sourceFunctions.get(j))));
        }/*  w ww .  jav a 2  s  . c o  m*/
        return new Function(null, null, targetFunctions, toList(bounds), null);
    } else if (f instanceof PDFunctionType2) {
        PDFunctionType2 sourceFT2 = (PDFunctionType2) f;
        double interpolation = (double) sourceFT2.getN();
        float[] c0 = sourceFT2.getC0().toFloatArray();
        float[] c1 = sourceFT2.getC1().toFloatArray();
        return new Function(null, null, c0, c1, interpolation);
    } else if (f instanceof PDFunctionType0) {
        COSDictionary s = f.getCOSObject();
        assert s instanceof COSStream;
        COSStream stream = (COSStream) s;
        COSArray encode = (COSArray) s.getDictionaryObject(COSName.ENCODE);
        COSArray domain = (COSArray) s.getDictionaryObject(COSName.DOMAIN);
        COSArray range = (COSArray) s.getDictionaryObject(COSName.RANGE);
        int bits = ((COSInteger) s.getDictionaryObject(COSName.BITS_PER_SAMPLE)).intValue();
        COSArray size = (COSArray) s.getDictionaryObject(COSName.SIZE);
        byte[] x = IOUtils.toByteArray(stream.getUnfilteredStream());
        for (byte y : x) {
            if (y != 0) {
                return new Function(floatArrayToDoubleList(domain.toFloatArray()),
                        floatArrayToDoubleList(range.toFloatArray()),
                        floatArrayToDoubleList(encode.toFloatArray()), x, bits, toList(size));
            }
        }
        return null;
    }
    throw new IOException("Unsupported " + f.toString());
}

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