StrMap.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 _STRMAP_H_
#define _STRMAP_H_

#include "GenApi/GenApiNamespace.h"
#include "MathParserDll.h"

namespace GENAPI_NAMESPACE
{
    class MATHPARSERDLL_API CStrMap
    {
        int   FCount, FCapacity;
        int   FExtraLen, FRecordLen;
        int   FDoDuplicate;
        char* FList;
    public:
        CStrMap( int extrabytes = sizeof( double ), int dup = 0 );
        ~CStrMap( void );
        void AddString( const char* str, void* data );
        void AddStrLen( const char* str, size_t len, const void* data );
        void TrimClear( int NewCount );
        void SetCapacity( int NewCapacity );
        int LenIndexOf( const char* str, size_t len, const void** data );
        const void* DataAt( int index );
        bool IsEmpty()
        {
            return FCount == 0;
        }
    private:
        CStrMap( const CStrMap& );             // copy constructor is not implemented
        CStrMap& operator =( const CStrMap& ); // assignment operator is not implemented
    };
    
    // these must match StaticFuncMapDouble
    #define FUNC_ROUND    13
    #define FUNC_E        18
    #define FUNC_PI        19
    
    class MATHPARSERDLL_API CStaticFuncMapDouble
    {
    public:
        static int LenIndexOf( const char* str, size_t len, const void** data );
    };
    
    class MATHPARSERDLL_API CStaticFuncMapInt64
    {
    public:
        static int LenIndexOf( const char* str, size_t len, const void** data );
    };

} /* GENAPI_NAMESPACE*/

#endif //_STRMAP_H_