Repo created

generator/towns_dumper.hpp

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+#pragma once
+
+#include "geometry/latlon.hpp"
+#include "geometry/mercator.hpp"
+#include "geometry/rect2d.hpp"
+
+#include <string>
+#include <vector>
+
+struct OsmElement;
+class TownsDumper
+{
+public:
+  void CheckElement(OsmElement const & em);
+  void Dump(std::string const & filePath);
+
+  static double GetDistanceThreshold();
+
+private:
+  void FilterTowns();
+
+  struct Town
+  {
+    ms::LatLon point;
+    uint64_t id;
+    bool capital;
+    uint64_t population;
+
+    Town(double lat, double lon, uint64_t id, bool isCapital, uint64_t population)
+      : point(lat, lon)
+      , id(id)
+      , capital(isCapital)
+      , population(population)
+    {}
+
+    bool operator<(Town const & rhs) const { return population < rhs.population; }
+    m2::RectD GetLimitRect() const
+    {
+      auto const mercPt = mercator::FromLatLon(point);
+      return m2::RectD(mercPt, mercPt);
+    }
+  };
+
+  std::vector<Town> m_records;
+};