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#pragma once
#include "../indexer/feature.hpp"
#include "../indexer/features_vector.hpp"
#include "../indexer/index.hpp"
#include "../geometry/rect2d.hpp"
#include "../geometry/point2d.hpp"
#include "../coding/file_reader.hpp"
#include "../coding/buffer_reader.hpp"
#include "../base/start_mem_debug.hpp"
namespace model
{
//#define USE_BUFFER_READER
class FeaturesFetcher
{
m2::RectD m_rect;
#ifdef USE_BUFFER_READER
typedef BufferReader reader_t;
#else
typedef FileReader reader_t;
#endif
typedef Index<reader_t>::Type index_t;
index_t m_multiIndex;
// Cached query, which stores several caches for the index.
mutable index_t::Query m_multiIndexQuery;
public:
void InitClassificator();
void AddMap(string const & fName);
void RemoveMap(string const & fName);
void Clean();
void ClearCaches();
// process features by param type indices
template <class ToDo>
void ForEachFeature(m2::RectD const & rect, ToDo toDo) const
{
m_multiIndexQuery.Clear();
m_multiIndex.ForEachInViewport(toDo, rect, m_multiIndexQuery);
// Uncomment to traverse all features (SLOW!!):
// m_multiIndex.ForEachInScale(toDo, GetScaleLevel(rect));
}
template <class ToDo>
void ForEachFeatureWithScale(m2::RectD const & rect, ToDo toDo, int scale) const
{
m_multiIndex.ForEachInRect(toDo, rect, scale);
}
index_t const & GetIndex() const { return m_multiIndex; }
void AddWorldRect(m2::RectD const & r) { m_rect.Add(r); }
m2::RectD GetWorldRect() const;
};
}
#include "../base/stop_mem_debug.hpp"
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