Class iterator

gfanlib/gfanlib_zcone.cpp:233–268

    int tableSize;
  public:
    class iterator
    {
      class MyHashMap &hashMap;
      int index; // having index==-1 means that we are before/after the elements.
      std::set<ZVector>::iterator i;
    public:
      bool operator++()
      {
        if(index==-1)goto search;
        i++;
        while(i==hashMap.container[index].end())
          {
            search:
            index++;
            if(index>=hashMap.tableSize){
              index=-1;
              return false;
            }
            i=hashMap.container[index].begin();
          }
        return true;
      }
      ZVector const & operator*()const
      {
        return *i;
      }
      ZVector operator*()
      {
        return *i;
      }
      iterator(MyHashMap &hashMap_):
        hashMap(hashMap_)
        {
          index=-1;
        }
    };
    unsigned int function(const ZVector &v)
    {
      unsigned int ret=0;