Int64Lexer.h

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//-----------------------------------------------------------------------------
//  (c) 2006 by Basler Vision Technologies
//  Section: Vision Components
//  Project: GenApi
//  Author:  Margret Albrecht
//  $Header$
//
//  License: Derived from Kirill Zaborski's MathParser library (http://kirya.narod.ru/mathparser.html ).
//  This library comes under LGPL license (see http://www.gnu.org/licenses/lgpl.html).
//  Kirill's implementation is a C++ port of the CCalc library from Walery Studennikov (http://www.sama.ru/~despair/ccalc/)
//  which also comes under the LGPL.
//-----------------------------------------------------------------------------
#ifndef _INT64LEXER_H_
#define _INT64LEXER_H_
 
#include <cstdlib>
#include "GenApi/Types.h"
#include "GenApi/impl/Internal_Compatibility.h"
#include "SymTable.h"
#include "Lexer.h" // some typedefs
 
namespace GENAPI_NAMESPACE
{
    class CInt64Lexer
    {
        char* m_pSS;
        char* SS;
    public:
        // input params
        int                 cssn;    // Comment Start Symbol Number. -1 if none
        const char*         ComEnd;    // End of comment
        CSymTable*          SymTable;
        const hqCharType*   CharTypeTable;
    
        // output params
        char*       Name;
        size_t      NameLen;
        int64_t     ExtValue;
        int64_t     IntValue;
        hqTokenType PrevTokenType;
        hqCharType  CharType;
        int         NoIntegers;
    
        int SetParseString( const char* str );
        hqTokenType GetNextToken( void );
        CInt64Lexer( void );
        ~CInt64Lexer( void );
        char* GetCurrentPos( void ) const;
    private:
        CInt64Lexer( const CInt64Lexer& );             // copy constructor is not implemented
        CInt64Lexer& operator= ( const CInt64Lexer& ); // assignment operator is not implemented
    };
}
 
#endif //_INT64LEXER_H_