private static PDColorSpace getColorSpaceFromArray(COSObject base) {
if (base.size() < 2) {
LOGGER.debug("ColorSpace array can not contain less than two elements");
return null;
}
ASAtom name = base.at(0).getName();
if (ASAtom.CALGRAY.equals(name)) {
return new PDCalGray(base.at(1));
} else if (ASAtom.CALRGB.equals(name)) {
return new PDCalRGB(base.at(1));
} else if (ASAtom.LAB.equals(name)) {
return new PDLab(base.at(1));
} else if (ASAtom.ICCBASED.equals(name)) {
return new PDICCBased(base.at(1));
} else if (ASAtom.SEPARATION.equals(name)) {
return new PDSeparation(base.at(1), ColorSpaceFactory.getColorSpace(base.at(2)), base.at(3));
} else if (ASAtom.DEVICEN.equals(name)) {
return new PDDeviceN(
getListOfNames(base.at(1)),
ColorSpaceFactory.getColorSpace(base.at(2)),
base.at(3),
base.at(4));
} else if (ASAtom.INDEXED.equals(name)) {
return new PDIndexed(
ColorSpaceFactory.getColorSpace(base.at(1)),
base.at(2).getInteger(),
getLookup(base.at(3)));
} else {
LOGGER.debug("Unknown ColorSpace name");
return null;
}
}
private static List<COSObject> getListOfNames(COSObject object) {
if (object.getType() == COSObjType.COS_ARRAY) {
List<COSObject> names = new ArrayList<>();
for (int i = 0; i < object.size(); ++i) {
names.add(object.at(i));
}
}
return null;
}