protected override string GetOffsetDescriptions()
{
StringBuilder sb = new StringBuilder();
// CPI will have one or more repeating groups. The length of each is found in the CPC field
CPC cpcField = LowestLevelContainer.GetStructure <CPC>();
// Single byte code points are length 10, double are length 11
int standardLength = cpcField.IsSingleByteCodePage ? 10 : 11;
// Loop through however many sections we need to
for (int curIndex = 0; curIndex < Data.Length;)
{
// Retrieve the byte sections
byte[] GCGID = GetSectionedData(curIndex, 8);
byte[] PrtFlags = GetSectionedData(curIndex + 8, 1);
byte[] CodePoint = GetSectionedData(curIndex + 9, cpcField.IsSingleByteCodePage ? 1 : 2);
// Display first 3 semantics based on predefined offsets above
sb.AppendLine(Offsets[0].DisplayDataByType(GCGID));
sb.AppendLine(Offsets[1].DisplayDataByType(PrtFlags));
sb.AppendLine(Offsets[2].DisplayDataByType(CodePoint));
// If this code point includes Unicode scalar value entries, parse them here
if (!cpcField.IsSingleByteCodePage)
{
int numScalarValues = Data[standardLength];
for (int i = 0; i < numScalarValues; i += 4)
{
Offset fakeOffset = new Offset(0, Lookups.DataTypes.UBIN, $"Unicode Scalar Value {i + 1}");
// Each scalar value is a four byte UBIN
int startingIndex = standardLength + (i * 4);
byte[] scalarValue = GetSectionedData(startingIndex, 4);
sb.AppendLine(fakeOffset.DisplayDataByType(scalarValue));
}
// Take extra semantics into account
curIndex += 1 + (numScalarValues * 4);
}
sb.AppendLine();
// Go to the next one
curIndex += standardLength;
}
return(sb.ToString());
}
public override void ParseData()
{
int curIndex = 0;
CPC cpcField = LowestLevelContainer.GetStructure <CPC>();
List <Info> allInfo = new List <Info>();
while (curIndex < Data.Length)
{
string gid = GetReadableDataPiece(curIndex + 0, 8);
byte[] codePoints = GetSectionedData(curIndex + 9, cpcField.IsSingleByteCodePage ? 1 : 2);
allInfo.Add(new Info(gid, codePoints));
// 10 bytes RG Length for single bytes, 11 for double
curIndex += cpcField.IsSingleByteCodePage ? 10 : 11;
}
CPIInfos = allInfo;
}