math.h

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// Math.h : Declaration of the CMath

#ifndef __MATH_H_
#define __MATH_H_

#include "resource.h"       // main symbols

/////////////////////////////////////////////////////////////////////////////
// CMath
class ATL_NO_VTABLE CMath : 
	public CComObjectRootEx<CComSingleThreadModel>,
	public CComCoClass<CMath, &CLSID_Math>,
	public ISupportErrorInfo,
	public IMath,
   public IMath2,
   public IAdvancedMath,
   public IComponentInfo
{
public:
	CMath()
	{
	}

DECLARE_REGISTRY_RESOURCEID(IDR_MATH)

BEGIN_COM_MAP(CMath)
   COM_INTERFACE_ENTRY(IMath)
   COM_INTERFACE_ENTRY(IMath2)
   COM_INTERFACE_ENTRY(IAdvancedMath)
   COM_INTERFACE_ENTRY(IComponentInfo)
   COM_INTERFACE_ENTRY(ISupportErrorInfo)
END_COM_MAP()

// ISupportsErrorInfo
   STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid);

// IMath
public:
	STDMETHOD(Divide)(long lOp1, long lOp2, long* plResult);
	STDMETHOD(Multiply)(long lOp1, long lOp2, long* plResult);
	STDMETHOD(Subtract)(long lOp1, long lOp2, long* plResult);
	STDMETHOD(Add)(long lOp1, long lOp2, long* plResult);

// IAdvancedMath
public:
   STDMETHOD(Factorial)( short, long* );
   STDMETHOD(Fibonacci)( short, long* );  

// IMath2
public:
   STDMETHOD(Sum)( short sArraySize,
                  short sArray[],
                  long* lResult );
   STDMETHOD(Compute)( mathOPERATION enumOp,
                       long lOp1,
                       long lOp2,
                       long* plResult );
   STDMETHOD(get_AdvancedMath)(IAdvancedMath** pVal);

// IComponentInfo
public:
   STDMETHOD(get_Info)( COMPONENT_INFO** ppInfo );
   STDMETHOD(get_Name)( BSTR* );
};

#endif //__MATH_H_