series.h

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#pragma once
 
#include <liboscar/utilities/c_string_view.h>
#include <liboscar/utilities/copy_on_upd_ptr.h>
 
#include <string>
#include <tuple>
#include <vector>
 
namespace opyn
{
    class Series final {
    public:
        using value_type = double;
        using size_type = size_t;
        using const_reference = const value_type&;
        using const_iterator = const value_type*;
 
        Series();
 
        Series(std::string name, std::vector<double> values);
 
        osc::CStringView name() const;
 
        std::tuple<size_t> shape() const;
 
        [[nodiscard]] bool empty() const;
 
        size_type size() const;
 
        const_reference operator[](size_type pos) const;
 
        const_iterator begin() const;
 
        const_iterator end() const;
 
        const double* data() const;
 
        std::vector<double> to_list() const;
 
        Series map_elements(const std::function<double(double)>& f) const;
    private:
        friend bool operator==(const Series&, const Series&);
        friend Series operator*(double, const Series&);
        friend Series operator*(const Series&, double);
 
        class Impl;
        osc::CopyOnUpdPtr<Impl> impl_;
    };
 
    bool operator==(const Series& lhs, const Series& rhs);
 
    Series operator*(double lhs, const Series& rhs);
 
    Series operator*(const Series& lhs, double rhs);
}