package tv.porst.swfretools.parser.structures;
import static tv.porst.swfretools.parser.SWFParserHelpers.parseFlag;
import static tv.porst.swfretools.parser.SWFParserHelpers.parseSBitsIf;
import static tv.porst.swfretools.parser.SWFParserHelpers.parseUBits;
import tv.porst.splib.binaryparser.Bits;
import tv.porst.splib.binaryparser.Flag;
import tv.porst.splib.binaryparser.UBits;
import tv.porst.swfretools.parser.SWFBinaryParser;
import tv.porst.swfretools.parser.SWFParserException;
/**
* Used to parse CXFORM structures.
*
* @author sp
*/
public final class CxFormParser {
/**
* Parses a CXFORM structure.
*
* @param parser Provides the input data.
* @param fieldName Name of the CXFORM field that is parsed.
*
* @return The parsed CXFORM value.
*
* @throws SWFParserException Thrown if parsing the CXFORM value failed.
*/
public static CxForm parse(final SWFBinaryParser parser, final String fieldName) throws SWFParserException {
if (parser == null) {
throw new IllegalArgumentException("Parser argument must not be null");
}
if (fieldName == null) {
throw new IllegalArgumentException("Field name argument must not be null");
}
final Flag hasAddTerms = parseFlag(parser, 0x00006, fieldName + "::HasAddTerms");
final Flag hasMultTerms = parseFlag(parser, 0x00006, fieldName + "::HasMultTerms");
final UBits nBits = parseUBits(parser, 4, 0x00006, fieldName + "::NBits");
final Bits redMultTerm = parseSBitsIf(parser, nBits.value(), 0x00006, hasMultTerms.value(), fieldName + "::RedMultTerm");
final Bits greenMultTerm = parseSBitsIf(parser, nBits.value(), 0x00006, hasMultTerms.value(), fieldName + "::GreenMultTerm");
final Bits blueMultTerm = parseSBitsIf(parser, nBits.value(), 0x00006, hasMultTerms.value(), fieldName + "::BlueMultTerm");
final Bits redAddTerm = parseSBitsIf(parser, nBits.value(), 0x00006, hasAddTerms.value(), fieldName + "::RedAddTerm");
final Bits greenAddTerm = parseSBitsIf(parser, nBits.value(), 0x00006, hasAddTerms.value(), fieldName + "::GreenAddTerm");
final Bits blueAddTerm = parseSBitsIf(parser, nBits.value(), 0x00006, hasAddTerms.value(), fieldName + "::BlueAddTerm");
parser.align();
return new CxForm(hasAddTerms, hasMultTerms, nBits, redMultTerm, greenMultTerm, blueMultTerm, redAddTerm, greenAddTerm, blueAddTerm);
}
}