CaseTable.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* CaseTable.h                                                 (C) 2000-2025 */
/*                                                                           */
/* Class managing a lookup table.                                            */
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#ifndef ARCANE_CORE_CASETABLE_H
#define ARCANE_CORE_CASETABLE_H
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#include "arcane/core/datatype/SmallVariant.h"
 
#include "arcane/core/CaseFunction.h"
 
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namespace Arcane
{
 
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class CaseTableParams;
 
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class ARCANE_CORE_EXPORT CaseTable
: public CaseFunction
{
 public:

  enum eError
  {
    ErrNo,
    ErrBadRange,
    ErrCanNotConvertParamToRightType,
    ErrCanNotConvertValueToRightType,
    ErrNotGreaterThanPrevious,
    ErrNotLesserThanNext
  };

  enum eCurveType
  {
    CurveUnknown = 0, 
    CurveConstant = 1, 
    CurveLinear = 2 
  };
 
 public:

  CaseTable(const CaseFunctionBuildInfo& info, eCurveType curve_type);
  virtual ~CaseTable();
 
 public:

  virtual Integer nbElement() const;

  virtual void valueToString(Integer id, String& str) const;

  virtual void paramToString(Integer id, String& param) const;

  virtual eError setParam(Integer id, const String& value);

  virtual eError setValue(Integer id, const String& value);

  virtual eError appendElement(const String& param, const String& value);

  virtual void insertElement(Integer id);

  virtual void removeElement(Integer id);


  virtual eCurveType curveType() const { return m_curve_type; }
 
  virtual void setParamType(eParamType type);
 
  virtual bool checkIfValid() const;
 
  virtual void value(Real param, Real& v) const;
  virtual void value(Real param, Integer& v) const;
  virtual void value(Real param, bool& v) const;
  virtual void value(Real param, String& v) const;
  virtual void value(Real param, Real3& v) const;
  virtual void value(Integer param, Real& v) const;
  virtual void value(Integer param, Integer& v) const;
  virtual void value(Integer param, bool& v) const;
  virtual void value(Integer param, String& v) const;
  virtual void value(Integer param, Real3& v) const;
 
 public:
 private:
 
  CaseTableParams* m_param_list;
  UniqueArray<SmallVariant> m_value_list; 
  eCurveType m_curve_type; 
  bool m_use_fast_search = true;
 
 private:
 
  template <typename U, typename V> void _findValue(U param, V& value) const;
  template <typename U, typename V> void _findValueAndApplyTransform(U param, V& value) const;
 
  bool _isValidIndex(Integer index) const;
  eError _setValue(Integer index, const String& value_str);
};
 
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} // namespace Arcane
 
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#endif