selectfunc.h

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#ifndef selectfunc_h
#define selectfunc_h
 
#include "commentstream.h"
#include "hasname.h"
#include "keeper.h"
#include "modelvariablevector.h"
 
class SelectFunc : public HasName {
public:
  SelectFunc(const char* givenname) : HasName(givenname) {};
  virtual ~SelectFunc() {};
  void readConstants(CommentStream& infile, const TimeClass* const TimeInfo, Keeper* const keeper);
  void updateConstants(const TimeClass* const TimeInfo);
  int didChange(const TimeClass* const TimeInfo);
  virtual double calculate(double len) = 0;
  int numConstants() { return coeff.Size(); };
protected:
  ModelVariableVector coeff;
};
 
class ConstSelectFunc : public SelectFunc {
public:
  ConstSelectFunc();
  virtual ~ConstSelectFunc() {};
  virtual double calculate(double len);
};
 
class ExpSelectFunc : public SelectFunc {
public:
  ExpSelectFunc();
  virtual ~ExpSelectFunc() {};
  virtual double calculate(double len);
};
 
class StraightSelectFunc : public SelectFunc {
public:
  StraightSelectFunc();
  virtual ~StraightSelectFunc() {};
  virtual double calculate(double len);
};
 
#endif