private LinkedList <Framework.WordInfo> GetInitSegment(string text)
{
LinkedList <Framework.WordInfo> result = new LinkedList <Framework.WordInfo>();
Framework.Lexical lexical = new Framework.Lexical(text);
DFAResult dfaResult;
for (int i = 0; i < text.Length; i++)
{
dfaResult = lexical.Input(text[i], i);
switch (dfaResult)
{
case DFAResult.Continue:
continue;
case DFAResult.Quit:
result.AddLast(lexical.OutputToken);
break;
case DFAResult.ElseQuit:
result.AddLast(lexical.OutputToken);
if (lexical.OldState != 255)
{
i--;
}
break;
}
}
dfaResult = lexical.Input(0, text.Length);
switch (dfaResult)
{
case DFAResult.Continue:
break;
case DFAResult.Quit:
result.AddLast(lexical.OutputToken);
break;
case DFAResult.ElseQuit:
result.AddLast(lexical.OutputToken);
break;
}
return(result);
}
public override void DoThings(int action, DFA <int, LexicalFunction> dfa)
{
Lexical lexical = (Lexical)dfa;
switch (Func)
{
case LexicalFunction.OutputIdentifier:
lexical.OutputToken = new WordInfo();
GetTextElse(dfa);
lexical.OutputToken.WordType = WordType.English;
break;
case LexicalFunction.OutputSpace:
lexical.OutputToken = new WordInfo();
GetTextElse(dfa);
lexical.OutputToken.WordType = WordType.Space;
break;
case LexicalFunction.OutputNumeric:
lexical.OutputToken = new WordInfo();
GetTextElse(dfa);
lexical.OutputToken.WordType = WordType.Numeric;
break;
case LexicalFunction.OutputChinese:
lexical.OutputToken = new WordInfo();
GetTextElse(dfa);
lexical.OutputToken.WordType = WordType.SimplifiedChinese;
break;
case LexicalFunction.Other:
lexical.OutputToken = new WordInfo();
GetText(dfa);
lexical.OutputToken.WordType = WordType.Symbol;
break;
}
}
private void GetText(DFA <int, LexicalFunction> dfa)
{
int endIndex = dfa.CurrentToken;
Lexical lexical = (Lexical)dfa;
if (endIndex == lexical.InputText.Length)
{
lexical.OutputToken.Position = lexical.beginIndex;
lexical.OutputToken.Word = lexical.InputText.Substring(lexical.beginIndex,
endIndex - lexical.beginIndex);
}
else
{
lexical.OutputToken.Position = lexical.beginIndex;
lexical.OutputToken.Word = lexical.InputText.Substring(lexical.beginIndex,
endIndex - lexical.beginIndex + 1);
}
lexical.beginIndex = endIndex + 1;
}
