public bool Decode(Barcode barcode)
{
var text = barcode.Scanned;
var gs1Barcode = new Gs1128Barcode(barcode);
// Max lenght for application identifier is four
var applicationIdentifier = new StringBuilder(4);
var data = new StringBuilder();
for (var i = 0; i < text.Length; ++i)
{
var character = text[i];
if (character == '(')
{
// Process application identifier
do
{
character = text[++i];
if (character == ')')
{
break;
}
applicationIdentifier.Append(character);
} while (true);
}
// Act upon application identifier and extract that it identifies
var ai = applicationIdentifier.ToString();
var processor = Processors[ai];
processor(data, gs1Barcode, ref i);
applicationIdentifier.Clear();
}
return true;
}
public static string Process(StringBuilder sb, Gs1128Barcode barcode, ref int i)
{
do
{
if (++i >= barcode.Scanned.Length)
{
// Reached end of string
break;
}
var character = barcode.Scanned[i];
if (character == '(')
{
// Decrement iterator to move to state "reading application identifier"
--i;
break;
}
sb.Append(character);
} while (true);
return sb.ToString();
}
