public void testSetCmykColors() throws IOException, COSVisitorException {
PDDocument doc = new PDDocument();
ColorSpace colorSpace = new ColorSpaceCMYK();
PDPage page = new PDPage();
doc.addPage(page);
PDPageContentStream contentStream = new PDPageContentStream(doc, page, false, true);
// pass a non-stroking color in CMYK color space
contentStream.setNonStrokingColor(
new Color(colorSpace, new float[]{0.1f, 0.2f, 0.3f, 0.4f}, 1.0f));
contentStream.close();
// now read the PDF stream and verify that the CMYK values are correct
COSStream stream = page.getContents().getStream();
PDFStreamParser parser = new PDFStreamParser(stream);
parser.parse();
java.util.List<Object> pageTokens = parser.getTokens();
// expected five tokens :
// [0] = COSFloat{0.1}
// [1] = COSFloat{0.2}
// [2] = COSFloat{0.3}
// [3] = COSFloat{0.4}
// [4] = PDFOperator{"k"}
assertEquals(0.1f, ((COSFloat)pageTokens.get(0)).floatValue());
assertEquals(0.2f, ((COSFloat)pageTokens.get(1)).floatValue());
assertEquals(0.3f, ((COSFloat)pageTokens.get(2)).floatValue());
assertEquals(0.4f, ((COSFloat)pageTokens.get(3)).floatValue());
assertEquals("k", ((PDFOperator) pageTokens.get(4)).getOperation());
// same as above but for PDPageContentStream#setStrokingColor
page = new PDPage();
doc.addPage(page);
contentStream = new PDPageContentStream(doc, page, false, false);
// pass a non-stroking color in CMYK color space
contentStream.setStrokingColor(new Color(colorSpace,
new float[]{0.5f, 0.6f, 0.7f, 0.8f}, 1.0f));
contentStream.close();
// now read the PDF stream and verify that the CMYK values are correct
stream = page.getContents().getStream();
parser = new PDFStreamParser(stream);
parser.parse();
pageTokens = parser.getTokens();
// expected five tokens :
// [0] = COSFloat{0.5}