package tv.porst.swfretools.parser.structures;
import static tv.porst.swfretools.parser.SWFParserHelpers.parseUINT16If;
import static tv.porst.swfretools.parser.SWFParserHelpers.parseUINT8;
import java.util.ArrayList;
import java.util.List;
import tv.porst.splib.binaryparser.Flag;
import tv.porst.splib.binaryparser.UINT16;
import tv.porst.splib.binaryparser.UINT8;
import tv.porst.swfretools.parser.SWFBinaryParser;
import tv.porst.swfretools.parser.SWFParserException;
/**
* Parses LineStyle4Array structures.
*
* @author sp
*/
public final class LineStyle4ArrayParser {
/**
* Parses a LineStyle4Array structure.
*
* @param parser The parser that parses the structure.
* @param fieldName Name of the structure in the parent structure.
*
* @return The parsed structure.
*
* @throws SWFParserException Thrown if the structure could not be parsed.
*/
public static LineStyle4Array parse(final SWFBinaryParser parser, final String fieldName) throws SWFParserException {
final UINT8 lineStyleCount = parseUINT8(parser, 0x00006, fieldName + "::LineStyleCount");
final UINT16 lineStyleCountExtended = parseUINT16If(parser, 0x00006, lineStyleCount.value() == 0xFF, fieldName + "::LineStyleCountExtended");
final int normalizedCount = lineStyleCount.value() == 0xFF ? lineStyleCountExtended.value() : lineStyleCount.value();
final List<LineStyle4> lineStyles = new ArrayList<LineStyle4>();
for (int i=0;i<normalizedCount;i++) {
lineStyles.add(LineStyle4Parser.parse(parser, String.format(fieldName + "::LineStyles[%d]", lineStyles.size())));
}
return new LineStyle4Array(lineStyleCount, lineStyleCountExtended, new LineStyle4List(lineStyles));
}
/**
* Parses a LineStyle4Array structure.
*
* @param parser The parser that parses the structure.
* @param condition The condition to be true for this structure to be parsed.
* @param fieldName Name of the structure in the parent structure.
*
* @return The parsed structure or null if the condition was false.
*
* @throws SWFParserException Thrown if the structure could not be parsed.
*/
public static LineStyle4Array parseIf(final SWFBinaryParser parser, final Flag condition, final String fieldName) throws SWFParserException {
return condition.value() ? parse(parser, fieldName) : null;
}
}