Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)

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drape_frontend/map_data_provider.hpp

@@ -0,0 +1,44 @@
+#pragma once
+
+#include "storage/storage_defines.hpp"
+
+#include "indexer/feature.hpp"
+#include "geometry/rect2d.hpp"
+
+#include <functional>
+#include <string>
+#include <vector>
+
+namespace df
+{
+class MapDataProvider
+{
+public:
+  template <typename T> using TReadCallback = std::function<void(T &)>;
+  using TReadFeaturesFn = std::function<void(TReadCallback<FeatureType> const &,
+                                             std::vector<FeatureID> const &)>;
+  using TReadIDsFn = std::function<void(TReadCallback<FeatureID const> const &,
+                                        m2::RectD const &, int)>;
+  using TIsCountryLoadedFn = std::function<bool(m2::PointD const &)>;
+  using TIsCountryLoadedByNameFn = std::function<bool(std::string_view)>;
+  using TUpdateCurrentCountryFn = std::function<void(m2::PointD const &, int)>;
+
+  MapDataProvider(TReadIDsFn && idsReader,
+                  TReadFeaturesFn && featureReader,
+                  TIsCountryLoadedByNameFn && isCountryLoadedByNameFn,
+                  TUpdateCurrentCountryFn && updateCurrentCountryFn);
+
+  void ReadFeaturesID(TReadCallback<FeatureID const> const & fn, m2::RectD const & r,
+                      int scale) const;
+  void ReadFeatures(TReadCallback<FeatureType> const & fn, std::vector<FeatureID> const & ids) const;
+
+  TUpdateCurrentCountryFn const & UpdateCurrentCountryFn() const;
+
+  TIsCountryLoadedByNameFn m_isCountryLoadedByName;
+
+private:
+  TReadFeaturesFn m_featureReader;
+  TReadIDsFn m_idsReader;
+  TUpdateCurrentCountryFn m_updateCurrentCountry;
+};
+}  // namespace df