Repo created

libs/indexer/shared_load_info.hpp

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+#pragma once
+
+#include "indexer/dat_section_header.hpp"
+#include "indexer/data_header.hpp"
+#include "indexer/route_relation.hpp"
+
+#include "coding/files_container.hpp"
+#include "coding/geometry_coding.hpp"
+
+#include "base/macros.hpp"
+
+namespace indexer
+{
+class MetadataDeserializer;
+}
+
+namespace feature
+{
+class FeaturesOffsetsTable;
+
+// This info is created once per FeaturesVector.
+class SharedLoadInfo
+{
+public:
+  using Reader = FilesContainerR::TReader;
+
+  SharedLoadInfo(FilesContainerR const & cont, DataHeader const & header,
+                 feature::FeaturesOffsetsTable const * relTable, indexer::MetadataDeserializer * metaDeserializer);
+
+  Reader GetDataReader() const;
+  Reader GetGeometryReader(size_t ind) const;
+  Reader GetTrianglesReader(size_t ind) const;
+
+  RouteRelationBase ReadRelation(uint32_t id) const;
+
+  serial::GeometryCodingParams const & GetDefGeometryCodingParams() const
+  {
+    return m_header.GetDefGeometryCodingParams();
+  }
+
+  serial::GeometryCodingParams GetGeometryCodingParams(int scaleIndex) const
+  {
+    return m_header.GetGeometryCodingParams(scaleIndex);
+  }
+
+  int GetScalesCount() const { return static_cast<int>(m_header.GetScalesCount()); }
+  int GetScale(int i) const { return m_header.GetScale(i); }
+  int GetLastScale() const { return m_header.GetLastScale(); }
+
+private:
+  FilesContainerR const & m_cont;
+  DataHeader const & m_header;
+
+public:
+  feature::FeaturesOffsetsTable const * m_relTable;
+  indexer::MetadataDeserializer * m_metaDeserializer;
+  feature::DatSectionHeader::Version m_version;
+
+  DISALLOW_COPY_AND_MOVE(SharedLoadInfo);
+};
+}  // namespace feature