HmmStateAlphabet.h

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// SPDX-FileCopyrightText: The Bio++ Development Group
//
// SPDX-License-Identifier: CECILL-2.1

#ifndef BPP_NUMERIC_HMM_HMMSTATEALPHABET_H
#define BPP_NUMERIC_HMM_HMMSTATEALPHABET_H


#include "../../Exceptions.h"
#include "../Parametrizable.h"
#include "HmmExceptions.h"

// From the STL:
#include <vector>

// using namespace bpp;

namespace bpp
{
class StateListener;
class StateChangedEvent;

class HmmStateAlphabet :
  public virtual Parametrizable
{
public:
  HmmStateAlphabet() {}
  virtual ~HmmStateAlphabet() {}

  virtual HmmStateAlphabet* clone() const override = 0;

public:
  virtual const Clonable& getState(size_t stateIndex) const = 0;


  virtual size_t getNumberOfStates() const = 0;

  virtual bool worksWith(const HmmStateAlphabet& stateAlphabet) const = 0;
};

class StateListener
{
public:
  StateListener() {}
  virtual ~StateListener() {}

public:
  virtual void stateChanged(StateChangedEvent& event) = 0;
};

class StateChangedEvent
{
protected:
  std::vector<unsigned int> states_;

public:
  StateChangedEvent(unsigned int stateIndex) : states_(1)
  {
    states_[0] = stateIndex;
  }
  StateChangedEvent(std::vector<unsigned int>& states) : states_(states) {}

public:
  const std::vector<unsigned int>& getStates() const { return states_; }
  std::vector<unsigned int>& getStates() { return states_; }
};
}
#endif // BPP_NUMERIC_HMM_HMMSTATEALPHABET_H