FunctionBase.h

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/* -*- mode: c++ -*- */

#ifndef _FunctionBase_H_
#define _FunctionBase_H_

#include "pattern/libhippo.h"

#include <string>
#include <vector>

namespace hippodraw {

class FunctionHelper;

class MDL_HIPPOPLOT_API FunctionBase
{

protected:

  FunctionBase ();

  FunctionBase ( const FunctionBase & );

  std::string m_name;

  std::vector<std::string> m_parm_names;

  std::vector < double > m_parms;

  std::vector < int > m_fixed_flags;


  void setName ( const char * );

  virtual void resize ();

  virtual void initialize ();
  
 public:

  
  virtual ~FunctionBase();

  const std::string & name () const;

  virtual FunctionBase * clone () const;

  virtual int size () const;

  virtual const std::vector < std::string > & parmNames ( ) const;

  void setParmNames ( const std::vector < std::string > & names );

  virtual bool isComposite () const;

  virtual void addToComposite ( FunctionBase * );

  virtual void removeFromComposite ( FunctionBase * );

  virtual int count ();

  virtual const std::vector< double > & getParameters () const;

  virtual const std::vector < int > & getFixedFlags () const;

  virtual void setFixedFlags ( const std::vector < int > & flags );


  virtual std::vector < int > :: const_iterator
    setFixedFlags ( std::vector < int > ::const_iterator it );

  virtual void setParameters ( const std::vector< double > & incr );

  virtual std::vector< double >::const_iterator 
  setParameters ( std::vector< double >::const_iterator it );

  virtual double derivByParm ( int i, double x ) const;

  virtual double operator() ( double x ) const;

  virtual double operator () ( const std::vector < double > & v ) const;

  virtual void initialParameters ( const FunctionHelper * helper );

  virtual bool hasDerivatives () const;

  virtual double integrate ( double lower_limit, double upper_limit ) const;

  virtual unsigned int dimensions () const;

};

} // namespace hippodraw

#endif // _FunctionBase_H_