protected override string GetEncoding(string value)
{
if (string.IsNullOrEmpty(value))
{
return(string.Empty);
}
char checksum = UPCSupplement5.GetChecksum(value);
string str = UPCSupplement5.Parity[checksum];
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append(UPCSupplement5.Encoding[string.Empty]);
for (int index1 = 0; index1 < value.Length; ++index1)
{
if (stringBuilder.Length > 0)
{
stringBuilder.Append(Symbology1D.GapChar);
stringBuilder.Append(Symbology1D.BarChar);
}
string index2 = str[index1].ToString() + value[index1].ToString();
stringBuilder.Append(UPCSupplement5.Encoding[index2]);
}
return(stringBuilder.ToString());
}
private static char GetChecksum(string value)
{
return(UPCSupplement5.GetChecksum(value, 3, 9, 10));
}