private int[] GenerateBarcodeValues(List <CodeSetEntry> codeSetEntries)
{
List <int> values = new List <int>();
CodeSet currentCodeSet = CodeSet.None;
for (int i = 0; i < codeSetEntries.Count; i++)
{
CodeSetEntry entry = codeSetEntries[i];
if (entry.CodeSet != currentCodeSet)
{
if (i == 0)
{
CodeFunction codeFunction =
entry.CodeSet == CodeSet.CodeA ?
CodeFunction.StartA :
entry.CodeSet == CodeSet.CodeB ?
CodeFunction.StartB :
CodeFunction.StartC;
values.Add(codeSetToFunctionMap[entry.CodeSet][codeFunction]);
}
else
{
CodeFunction codeFunction =
entry.CodeSet == CodeSet.CodeA ?
CodeFunction.CodeA :
entry.CodeSet == CodeSet.CodeB ?
CodeFunction.CodeB :
CodeFunction.CodeC;
values.Add(codeSetToFunctionMap[currentCodeSet][codeFunction]);
}
currentCodeSet = entry.CodeSet;
}
if (entry.SetFNC1)
{
values.Add(codeSetToFunctionMap[currentCodeSet][CodeFunction.FNC1]);
}
if (entry.CodeSet == CodeSet.CodeC)
{
for (int j = 0; j < entry.Values.Count; j += 2)
{
int value = int.Parse(string.Format(
"{0}{1}",
Convert.ToChar(entry.Values[j]),
Convert.ToChar(entry.Values[j + 1])));
values.Add(value);
}
}
else
{
for (int j = 0; j < entry.Values.Count; j++)
{
values.Add(GetCodeValueForChar(entry.Values[j]));
}
}
}
values.Add(CalculateChecksum(values));
values.Add(codeSetToFunctionMap[CodeSet.CodeA][CodeFunction.Stop]);
return(values.ToArray());
}
private List <CodeSetEntry> OptimizeCodeSetEntries(List <CodeSetEntry> codeSetEntries)
{
List <CodeSetEntry> optimizedEntryList = new List <CodeSetEntry>();
for (int i = 0; i < codeSetEntries.Count; i++)
{
CodeSetEntry entry = codeSetEntries[i];
if (entry.CodeSet == CodeSet.CodeC)
{
if (i == 0)
{
if (entry.Values.Count < 4)
{
entry.CodeSet = codeSetEntries[i + 1].CodeSet;
}
}
else if (i > 0 && i < codeSetEntries.Count - 1)
{
if (entry.Values.Count < 6)
{
entry.CodeSet = codeSetEntries[i - 1].CodeSet;
}
}
else if (i == codeSetEntries.Count - 1)
{
if (entry.Values.Count < 4)
{
entry.CodeSet = codeSetEntries[i - 1].CodeSet;
}
}
}
optimizedEntryList.Add(entry);
}
return(optimizedEntryList);
}
private List <CodeSetEntry> AnalyzeInputString(byte[] asciiBytes)
{
List <CodeSetEntry> codeSetEntries = new List <CodeSetEntry>();
int index = 0;
CodeSet currentCodeSet = CodeSet.None;
CodeSetEntry entry = null;
bool setFNC1 = false;
do
{
char currentChar = Convert.ToChar(asciiBytes[index]);
if (currentChar == '(')
{
index++;
setFNC1 = true;
continue;
}
char nextChar = index + 1 < asciiBytes.Length ? Convert.ToChar(asciiBytes[index + 1]) : '^';
if (CODE_C_VALID_CHARS.Contains(currentChar) &&
CODE_C_VALID_CHARS.Contains(nextChar))
{
if (currentCodeSet == CodeSet.CodeC && !setFNC1)
{
entry = codeSetEntries[codeSetEntries.Count - 1];
}
else
{
entry = new CodeSetEntry(CodeSet.CodeC, setFNC1);
codeSetEntries.Add(entry);
currentCodeSet = CodeSet.CodeC;
}
entry.Values.Add(asciiBytes[index++]);
entry.Values.Add(asciiBytes[index++]);
}
else if (CODE_A_VALID_CHARS.Contains(currentChar))
{
if (currentCodeSet == CodeSet.CodeA && !setFNC1)
{
entry = codeSetEntries[codeSetEntries.Count - 1];
}
else
{
entry = new CodeSetEntry(CodeSet.CodeA, setFNC1);
codeSetEntries.Add(entry);
currentCodeSet = CodeSet.CodeA;
}
entry.Values.Add(asciiBytes[index++]);
}
else if (CODE_B_VALID_CHARS.Contains(currentChar))
{
if (currentCodeSet == CodeSet.CodeB && !setFNC1)
{
entry = codeSetEntries[codeSetEntries.Count - 1];
}
else
{
entry = new CodeSetEntry(CodeSet.CodeB, setFNC1);
codeSetEntries.Add(entry);
currentCodeSet = CodeSet.CodeB;
}
entry.Values.Add(asciiBytes[index++]);
}
else
{
// TODO: Implement exception handling!
}
setFNC1 = false;
} while (index < asciiBytes.Length);
return(codeSetEntries);
}