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#pragma once
#include "indexer/features_vector.hpp"
#include "indexer/index.hpp"
#include "indexer/scale_index.hpp"
#include "base/macros.hpp"
class MwmValue;
namespace search
{
namespace v2
{
struct MwmContext
{
MwmContext(MwmSet::MwmHandle handle);
MwmSet::MwmHandle m_handle;
MwmValue & m_value;
FeaturesVector m_vector;
ScaleIndex<ModelReaderPtr> m_index;
inline MwmSet::MwmId const & GetId() const { return m_handle.GetId(); }
inline string const & GetName() const { return GetInfo()->GetCountryName(); }
shared_ptr<MwmInfo> const & GetInfo() const;
template <class TFn> void ForEachFeature(m2::RectD const & rect, TFn && fn)
{
feature::DataHeader const & header = m_value.GetHeader();
covering::CoveringGetter covering(rect, covering::ViewportWithLowLevels);
uint32_t const scale = header.GetLastScale();
covering::IntervalsT const & interval = covering.Get(scale);
CheckUniqueIndexes checkUnique(header.GetFormat() >= version::Format::v5);
for (auto const & i : interval)
{
m_index.ForEachInIntervalAndScale([&](uint32_t index)
{
if (checkUnique(index))
{
FeatureType ft;
GetFeature(index, ft);
fn(ft);
}
}, i.first, i.second, scale);
}
}
inline void GetFeature(uint32_t index, FeatureType & ft) const
{
m_vector.GetByIndex(index, ft);
ft.SetID(FeatureID(GetId(), index));
}
DISALLOW_COPY_AND_MOVE(MwmContext);
};
} // namespace v2
} // namespace search
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