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#pragma once
#include "storage/country_decl.hpp"
#include "geometry/region2d.hpp"
#include "coding/file_container.hpp"
#include "base/cache.hpp"
namespace storage
{
class CountryInfoGetter
{
FilesContainerR m_reader;
vector<CountryDef> m_countries;
template <class ToDo> void ForEachCountry(string const & prefix, ToDo toDo) const;
/// ID - is a country file name without an extension.
map<string, CountryInfo> m_id2info;
mutable my::Cache<uint32_t, vector<m2::RegionD> > m_cache;
vector<m2::RegionD> const & GetRegions(size_t id) const;
template <class ToDo>
void ForEachCountry(m2::PointD const & pt, ToDo & toDo) const;
class GetByPoint
{
CountryInfoGetter const & m_info;
m2::PointD const & m_pt;
public:
size_t m_res;
GetByPoint(CountryInfoGetter const & info, m2::PointD const & pt)
: m_info(info), m_pt(pt), m_res(-1)
{
}
/// @param[in] id Index in m_countries.
/// @return false If point is in country.
bool operator() (size_t id);
};
public:
CountryInfoGetter(ModelReaderPtr polyR, ModelReaderPtr countryR);
string GetRegionFile(m2::PointD const & pt) const;
/// @param[in] pt Point inside country.
void GetRegionInfo(m2::PointD const & pt, CountryInfo & info) const;
/// @param[in] id Country file name without an extension.
void GetRegionInfo(string const & id, CountryInfo & info) const;
/// Return limit rects of USA:\n
/// 0 - continental part;\n
/// 1 - Alaska;\n
/// 2 - Hawaii;\n
void CalcUSALimitRect(m2::RectD rects[3]) const;
m2::RectD CalcLimitRect(string const & prefix) const;
/// @name Used for checking that objects (by point) are belong to regions.
//@{
/// ID of region (index in m_countries array).
typedef size_t IDType;
typedef vector<IDType> IDSet;
/// @param[in] enName English name to match (should be in lower case).
/// Search is case-insensitive.
void GetMatchedRegions(string const & enName, IDSet & regions) const;
bool IsBelongToRegion(m2::PointD const & pt, IDSet const & regions) const;
bool IsBelongToRegion(string const & fileName, IDSet const & regions) const;
//@}
/// m_cache is mutable.
void ClearCaches() const;
};
}
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