/* $Id: CbcHeuristicPivotAndFix.hpp 1173 2009-06-04 09:44:10Z forrest $ */
// Copyright (C) 2008, International Business Machines
// Corporation and others.  All Rights Reserved.
#ifndef CbcHeuristicPivotAndFix_H
#define CbcHeuristicPivotAndFix_H

#include "CbcHeuristic.hpp"
/** LocalSearch class
 */

class CbcHeuristicPivotAndFix : public CbcHeuristic {
public:

  // Default Constructor 
  CbcHeuristicPivotAndFix ();

  /* Constructor with model - assumed before cuts
     Initial version does not do Lps
  */
  CbcHeuristicPivotAndFix (CbcModel & model);
  
  // Copy constructor 
  CbcHeuristicPivotAndFix ( const CbcHeuristicPivotAndFix &);
   
  // Destructor 
  ~CbcHeuristicPivotAndFix ();
  
  /// Clone
  virtual CbcHeuristic * clone() const;

  /// Assignment operator 
  CbcHeuristicPivotAndFix & operator=(const CbcHeuristicPivotAndFix& rhs);

  /// Create C++ lines to get to current state
  virtual void generateCpp( FILE * fp) ;

  /// Resets stuff if model changes
  virtual void resetModel(CbcModel * model);

  /// update model (This is needed if cliques update matrix etc)
  virtual void setModel(CbcModel * model);
  
  using CbcHeuristic::solution ;
  /** returns 0 if no solution, 1 if valid solution.
      Sets solution values if good, sets objective value (only if good)
      needs comments
  */
  virtual int solution(double & objectiveValue,
		       double * newSolution);

protected:
};


#endif
