signatureModifier.h

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/*******************************************************************************
** Copyright (c) 2005 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: signatureModifier.h,v $ $Revision: 1.2 $ $State: Exp $
*******************************************************************************/


#ifndef signatureModifier_H_
#define signatureModifier_H_

#include "vrfutil/readerWriter.h"

class DtReaderWriterRegistry;
class DtSignatureModifierFactory;

#include "vrfutil/vrfutilDefines.h"
class DT_DLL_vrfutil DtSignatureModifier : public DtReaderWriter
{
public:  
   DtSignatureModifier();

   DtSignatureModifier (const DtString& name,
            DtReaderWriterRegistry* const parentRegistry = NULL);

   DtSignatureModifier (const DtSymbolString& name,
            DtReaderWriterRegistry* const parentRegistry = NULL);

   DtSignatureModifier (const DtSignatureModifier& orig,
            DtReaderWriterRegistry* const parentRegistry = NULL);

   DtSignatureModifier& operator= (const DtSignatureModifier& orig);

   virtual DtSignatureModifier* clone(
      DtReaderWriterRegistry* const parentRegistry = NULL) const = 0;

   virtual ~DtSignatureModifier();

   virtual DtString type() const;

   static void setFactory(DtSignatureModifierFactory* factory);

   static DtSignatureModifier* createSignatureModifier(const DtString& type);

   virtual bool operator==(const DtSignatureModifier&) const;

   bool operator!=(const DtSignatureModifier& rhs) const
   {
      return !(*this == rhs);
   }

protected:
   static DtSignatureModifierFactory* theFactory;
};

#endif