Repo created

generator/feature_maker.hpp

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+#pragma once
+
+#include "generator/feature_maker_base.hpp"
+
+struct OsmElement;
+
+namespace generator
+{
+// FeatureMakerSimple is suitable for most cases for simple features.
+// It filters features for bad geometry only.
+class FeatureMakerSimple : public FeatureMakerBase
+{
+public:
+  using FeatureMakerBase::FeatureMakerBase;
+
+  /// @name FeatureMakerBase overrides:
+  /// @{
+  std::shared_ptr<FeatureMakerBase> Clone() const override;
+
+protected:
+  void ParseParams(FeatureBuilderParams & params, OsmElement & element) const override;
+
+  bool BuildFromNode(OsmElement & element, FeatureBuilderParams const & params) override;
+  bool BuildFromWay(OsmElement & element, FeatureBuilderParams const & params) override;
+  bool BuildFromRelation(OsmElement & element, FeatureBuilderParams const & params) override;
+  /// @}
+
+  /// @return Any origin mercator point (prefer nodes) that belongs to \a e.
+  std::optional<m2::PointD> GetOrigin(OsmElement const & e) const;
+
+  /// @return Mercator point from intermediate cache storage.
+  std::optional<m2::PointD> ReadNode(uint64_t id) const;
+};
+
+// FeatureMaker additionally filters the types using feature::IsUsefulType.
+class FeatureMaker : public FeatureMakerSimple
+{
+public:
+  explicit FeatureMaker(IDRInterfacePtr const & cache = {});
+
+  /// @name FeatureMakerBase overrides:
+  /// @{
+  std::shared_ptr<FeatureMakerBase> Clone() const override;
+
+protected:
+  void ParseParams(FeatureBuilderParams & params, OsmElement & element) const override;
+  bool BuildFromRelation(OsmElement & p, FeatureBuilderParams const & params) override;
+  /// @}
+
+private:
+  uint32_t m_placeClass;
+};
+}  // namespace generator