discretizedVariable.h

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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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#ifndef GUM_DISCRETIZED_VARIABLE_H
#define GUM_DISCRETIZED_VARIABLE_H
 
#include <vector>
 
#include <agrum/agrum.h>
 
#include <agrum/base/variables/IDiscretizedVariable.h>
 
namespace gum {
  template < typename T_TICKS >
  class DiscretizedVariable final: public IDiscretizedVariable {
    private:
    std::vector< T_TICKS > _ticks_;   // Array from 0 to domainSize-2
 
    protected:
    void copy_(const DiscretizedVariable< T_TICKS >& aDRV);

    Idx pos_(const T_TICKS& target) const;
 
    public:

    DiscretizedVariable(std::string_view aName, std::string_view aDesc);

    DiscretizedVariable(std::string_view              aName,
                        std::string_view              aDesc,
                        const std::vector< T_TICKS >& ticks,
                        bool                          is_empirical = false);

    DiscretizedVariable(const DiscretizedVariable< T_TICKS >& aDRV);

    ~DiscretizedVariable() final;


    [[nodiscard]] DiscretizedVariable< T_TICKS >* clone() const override;

    VarType varType() const override;

    DiscretizedVariable< T_TICKS >& operator=(const DiscretizedVariable< T_TICKS >& aDRV);

    bool isTick(const T_TICKS& aTick) const;

    DiscretizedVariable& addTick(const T_TICKS& aTick);

    void eraseTicks();

    std::string label(Idx i) const override;

    double numerical(Idx indice) const override;

    double draw(Idx indice) const override;

    Idx index(std::string_view label) const override;
    Idx index(const T_TICKS tick) const;

    Size domainSize() const override;
 
    std::string domain() const override;

    std::string stype() const final;

    const T_TICKS& tick(Idx i) const;

    const std::vector< T_TICKS >& ticks() const;

    std::vector< double > ticksAsDoubles() const override;

    Idx closestIndex(double val) const override;
 
    // returns the variable in fast syntax
    std::string toFast() const override;
 
    private:

    bool _checkSameDomain_(const Variable& aRV) const override;
  };
 
} /* namespace gum */

#include <agrum/base/variables/discretizedVariable_tpl.h>
 
#endif /* GUM_DISCRETIZED_VARIABLE_H */