Utf8.h

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#ifndef HRK_UTF8_H
#define HRK_UTF8_H

#include <memory>
#include <string>


namespace hrk
{
    class Utf8
    {
    public:
        Utf8(void);

        Utf8(const std::string& utf8_text);

        Utf8(const Utf8& rhs);

        Utf8& operator = (const Utf8& rhs);

        ~Utf8(void);

        bool empty(void);

        void clear(void);

        size_t size(void) const;

        unsigned long ch(size_t index) const;

        unsigned short operator[](size_t index) const;

        std::string to_string(void) const;

        Utf8 substr(size_t first_index, size_t n = std::string::npos) const;

        void pop_back(void);

        Utf8& operator += (const Utf8& rhs);

    private:
        struct pImpl;
        std::auto_ptr<pImpl> pimpl;
    };


    const Utf8 operator + (const Utf8& lhs, const Utf8& rhs);
}

#endif /* !UTF8_H */