Operator2Expr.h

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/*
 * Operator2Expr.h: interface for the COperator2Expr class.
 * $Id: Operator2Expr.h 35063 2011-02-22 10:33:14Z jesterking $
 * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
 *
 * Permission to use, copy, modify, distribute and sell this software
 * and its documentation for any purpose is hereby granted without fee,
 * provided that the above copyright notice appear in all copies and
 * that both that copyright notice and this permission notice appear
 * in supporting documentation.  Erwin Coumans makes no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied warranty.
 *
 */

#if !defined _OPERATOR2EXPR_H
#define _OPERATOR2EXPR_H


#include "Expression.h"
#include "Value.h"      // Added by ClassView

class COperator2Expr : public CExpression  
{
        //PLUGIN_DECLARE_SERIAL_EXPRESSION (COperator2Expr,CExpression)

public:
        virtual bool MergeExpression(CExpression* otherexpr);
        virtual unsigned char GetExpressionID() { return COPERATOR2EXPRESSIONID;};
        virtual void BroadcastOperators(VALUE_OPERATOR op);
        CExpression* CheckLink(std::vector<CBrokenLinkInfo*>& brokenlinks);
        //virtual bool IsInside(float x,float y,float z,bool bBorderInclude=true);
        //virtual bool IsLeftInside(float x,float y,float z,bool bBorderInclude);
        //virtual bool IsRightInside(float x,float y,float z,bool bBorderInclude);
        bool NeedsRecalculated();
        void    ClearModified() { 
                if (m_lhs)
                        m_lhs->ClearModified();
                if (m_rhs)
                        m_rhs->ClearModified();
        }
        virtual CValue* Calculate();
        COperator2Expr(VALUE_OPERATOR op, CExpression *lhs, CExpression *rhs);
        COperator2Expr();
        virtual ~COperator2Expr();

        
protected:
        CExpression * m_rhs;
        CExpression * m_lhs;
        CValue* m_cached_calculate; // cached result
        
private:
        VALUE_OPERATOR m_op;


#ifdef WITH_CXX_GUARDEDALLOC
public:
        void *operator new(size_t num_bytes) { return MEM_mallocN(num_bytes, "GE:COperator2Expr"); }
        void operator delete( void *mem ) { MEM_freeN(mem); }
#endif
};

#endif // !defined _OPERATOR2EXPR_H