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#pragma once
#include "params.hpp"
#include "result.hpp"
#include "search_query_factory.hpp"
#include "geometry/rect2d.hpp"
#include "coding/reader.hpp"
#include "base/mutex.hpp"
#include "std/unique_ptr.hpp"
#include "std/string.hpp"
#include "std/function.hpp"
#include "std/atomic.hpp"
class Index;
namespace search
{
class Query;
class EngineData;
class Engine
{
typedef function<void (Results const &)> SearchCallbackT;
Results m_searchResults;
public:
typedef Index IndexType;
// Doesn't take ownership of @pIndex. Takes ownership of pCategories
Engine(IndexType const * pIndex, Reader * pCategoriesR, ModelReaderPtr polyR,
ModelReaderPtr countryR, string const & locale, unique_ptr<SearchQueryFactory> && factory);
~Engine();
void SupportOldFormat(bool b);
void PrepareSearch(m2::RectD const & viewport);
bool Search(SearchParams const & params, m2::RectD const & viewport);
void GetResults(Results & res);
string GetCountryFile(m2::PointD const & pt);
string GetCountryCode(m2::PointD const & pt);
int8_t GetCurrentLanguage() const;
private:
template <class T> string GetCountryNameT(T const & t);
public:
string GetCountryName(m2::PointD const & pt);
string GetCountryName(string const & id);
bool GetNameByType(uint32_t type, int8_t lang, string & name) const;
m2::RectD GetCountryBounds(string const & file) const;
void ClearViewportsCache();
void ClearAllCaches();
private:
static const int RESULTS_COUNT = 30;
void SetRankPivot(SearchParams const & params,
m2::RectD const & viewport, bool viewportSearch);
void SetViewportAsync(m2::RectD const & viewport);
void SearchAsync();
void EmitResults(SearchParams const & params, Results & res);
threads::Mutex m_searchMutex, m_updateMutex;
atomic_flag m_isReadyThread;
SearchParams m_params;
m2::RectD m_viewport;
unique_ptr<Query> m_pQuery;
unique_ptr<SearchQueryFactory> m_pFactory;
unique_ptr<EngineData> const m_pData;
};
} // namespace search
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