gmAccessorProxy.h

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/************************************************************************
**
** Copyright (C) 2014 by Carlos Augusto Teixera Mendes
** All rights reserved.
**
** This file is part of the "GeMA" software. It's use should respect
** the terms in the license agreement that can be found together 
** with this source code.
** It is provided AS IS, with NO WARRANTY OF ANY KIND, 
** INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR 
** A PARTICULAR PURPOSE.
**
************************************************************************/
 
#ifndef _GEMA_ACCESSOR_PROXY_H_
#define _GEMA_ACCESSOR_PROXY_H_
 
#include "gmValueAccessor.h"
 
#include <assert.h>
 
 
class GMC_API_EXPORT GmAccessorProxy
{
public:
  GmAccessorProxy(GmValueAccessor* ac) { assert(ac); _ac = ac; }
 
  virtual ~GmAccessorProxy() { delete _ac; }
 
  int           size()      const { return _ac->size(); }
  GmValueInfo*  info()      const { return _ac->info(); }
  bool          isScalar()  const { return _ac->isScalar(); }
  Unit          unit()      const { return _ac->unit(); }
  int           valueSize() const { return _ac->valueSize(); }
  const double* defValue()  const { return _ac->defValue(); }
 
protected:
  double convertToAccessorUnit(double val) const { return _ac->convertToAccessorUnit(val); }
 
  const double* convertToAccessorUnit(const double* p) const { return _ac->convertToAccessorUnit(p); }
 
  void convertFromAccessorUnit(double val, double* dst) const { return _ac->convertFromAccessorUnit(val, dst); }
 
  void convertFromAccessorUnit(const double* val, double* dst) const { return _ac->convertFromAccessorUnit(val, dst); }
 
  // State dump interface needs to get the base value accessor used by Cell, Gauss and BC acessors
  // The same feature is used by GmXdmfHdf5, GmHdf5ModelReader and GmHdf5ModelWriter to improve performance
  friend class GmStateDump; 
  friend class GmXdmfHdf5;
  friend class GmHdf5ModelWriter;
  friend class GmHdf5ModelReader;
 
  GmValueAccessor* _ac; 
};
 
 
#endif