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53 lines
910 B
C++
53 lines
910 B
C++
#pragma once
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#include "indexer/feature_decl.hpp"
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#include "geometry/point2d.hpp"
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#include <cstdint>
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#include <map>
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#include <vector>
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class DataSource;
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namespace search
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{
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class NestedRectsCache
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{
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public:
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explicit NestedRectsCache(DataSource const & dataSource);
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void SetPosition(m2::PointD const & position, int scale);
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double GetDistanceToFeatureMeters(FeatureID const & id) const;
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void Clear();
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private:
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enum RectScale
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{
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RECT_SCALE_TINY,
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RECT_SCALE_SMALL,
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RECT_SCALE_MEDIUM,
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RECT_SCALE_LARGE,
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RECT_SCALE_COUNT
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};
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static double GetRadiusMeters(RectScale scale);
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void Update();
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DataSource const & m_dataSource;
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int m_scale;
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m2::PointD m_position;
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bool m_valid;
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using Features = std::vector<uint32_t>;
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using Bucket = std::map<MwmSet::MwmId, Features>;
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// Sorted lists of features.
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Bucket m_buckets[RECT_SCALE_COUNT];
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};
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} // namespace search
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