llenum.h

Go to the documentation of this file.

#ifndef LL_LLENUM_H
#define LL_LLENUM_H

class LLEnum
{
public:
        typedef std::pair<const std::string, const U32> enum_t;
        enum
        {
                UNDEFINED = 0xffffffff,
        };

        LLEnum(const enum_t values_array[], const U32 length)
        {
                for (U32 i=0; i<length; ++i)
                {
                        mEnumMap.insert(values_array[i]);
                        if (values_array[i].second >= mEnumArray.size())
                        {
                                mEnumArray.resize(values_array[i].second+1);
                        }
                        mEnumArray[values_array[i].second] = values_array[i].first;
                }
        }

        U32 operator[](std::string str)
        {
                std::map<const std::string, const U32>::iterator itor;
                itor = mEnumMap.find(str);
                if (itor != mEnumMap.end())
                {
                        return itor->second;
                }
                return UNDEFINED;
        }

        const std::string operator[](U32 index)
        {
                if (index < mEnumArray.size())
                {
                        return mEnumArray[index];
                }
                return "";
        }

private:
        std::map<const std::string, const U32> mEnumMap;
        std::vector<std::string> mEnumArray;
};

#endif // LL_LLENUM_H

---