file_info_const_impl.h

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#define __file_info_const_impl_have_hintmap__

class file_info_const_impl : public file_info
{
public:
    file_info_const_impl(const file_info & p_source) {copy(p_source);}
    file_info_const_impl(const file_info_const_impl & p_source) {copy(p_source);}
    file_info_const_impl() {m_meta_count = m_info_count = 0; m_length = 0; m_replaygain.reset();}

    double      get_length() const {return m_length;}
    
    t_size      meta_get_count() const {return m_meta_count;}
    const char* meta_enum_name(t_size p_index) const {return m_meta[p_index].m_name;}
    t_size      meta_enum_value_count(t_size p_index) const;
    const char* meta_enum_value(t_size p_index,t_size p_value_number) const;
    t_size      meta_find_ex(const char * p_name,t_size p_name_length) const;

    t_size      info_get_count() const {return m_info_count;}
    const char* info_enum_name(t_size p_index) const {return m_info[p_index].m_name;}
    const char* info_enum_value(t_size p_index) const {return m_info[p_index].m_value;}


    const file_info_const_impl & operator=(const file_info & p_source) {copy(p_source); return *this;}
    const file_info_const_impl & operator=(const file_info_const_impl & p_source) {copy(p_source); return *this;}
    void copy(const file_info & p_source);
    void reset();

    replaygain_info get_replaygain() const {return m_replaygain;}

private:
    void        set_length(double p_length) {uBugCheck();}

    t_size      meta_set_ex(const char * p_name,t_size p_name_length,const char * p_value,t_size p_value_length) {uBugCheck();}
    void        meta_insert_value_ex(t_size p_index,t_size p_value_index,const char * p_value,t_size p_value_length) {uBugCheck();}
    void        meta_remove_mask(const bit_array & p_mask) {uBugCheck();}
    void        meta_reorder(const t_size * p_order) {uBugCheck();}
    void        meta_remove_values(t_size p_index,const bit_array & p_mask) {uBugCheck();}
    void        meta_modify_value_ex(t_size p_index,t_size p_value_index,const char * p_value,t_size p_value_length) {uBugCheck();}

    t_size      info_set_ex(const char * p_name,t_size p_name_length,const char * p_value,t_size p_value_length) {uBugCheck();}
    void        info_remove_mask(const bit_array & p_mask) {uBugCheck();}

    void            set_replaygain(const replaygain_info & p_info) {uBugCheck();}
    
    t_size      meta_set_nocheck_ex(const char * p_name,t_size p_name_length,const char * p_value,t_size p_value_length) {uBugCheck();}
    t_size      info_set_nocheck_ex(const char * p_name,t_size p_name_length,const char * p_value,t_size p_value_length) {uBugCheck();}
public:
    struct meta_entry {
        const char * m_name;
        t_size m_valuecount;
        const char * const * m_valuemap;
    };

    struct info_entry {
        const char * m_name;
        const char * m_value;
    };

#ifdef __file_info_const_impl_have_hintmap__
    typedef t_uint32 t_index;
    enum {hintmap_cutoff = 20};
#endif//__file_info_const_impl_have_hintmap__
private:
    pfc::array_t<char> m_buffer;
    t_index m_meta_count;
    t_index m_info_count;
    
    const meta_entry * m_meta;
    const info_entry * m_info;

#ifdef __file_info_const_impl_have_hintmap__
    const t_index * m_hintmap;
#endif

    double m_length;
    replaygain_info m_replaygain;
};