Class StringTableIndex

src/python/PyImath/PyImathStringTable.h:22–66

define a separate index type so as not to have any confusion between ints and indices

// define a separate index type so as not to have
// any confusion between ints and indices
struct StringTableIndex
{
  public:
    typedef uint32_t index_type;

    // the default constructor was a private member before to prevent
    // the empty instantiation. But, it became public now to resolve 
    // a linking error on windows platform. PyImathStringArray is
    // exposed with PYIMATH_EXPORT, This causes to expose all the members
    // of PyImathFixedArray<StringTableIndex> also.
    
    StringTableIndex() : _index(0) {}
    StringTableIndex (const StringTableIndex &si) : _index (si._index) {}
    explicit StringTableIndex (index_type i) : _index (i) {}
    ~StringTableIndex() = default;
    
    const StringTableIndex & operator = (const StringTableIndex &si)
    { 
        if (&si != this)
            _index = si._index;
        
        return *this;
    }

    bool operator == (const StringTableIndex &si) const
    { 
        return _index == si._index;
    }

    bool operator != (const StringTableIndex &si) const
    {
        return _index != si._index;
    }

    // operator less for sorting
    bool operator < (const StringTableIndex &si) const
    {
        return _index < si._index;
    }

    index_type index() const { return _index; }

  private:
    index_type _index;
};

} // namespace PyImath